<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title><![CDATA[RSS Feed]]></title><description><![CDATA[RSS Feed]]></description><link>http://direct.ecency.com</link><image><url>http://direct.ecency.com/logo512.png</url><title>RSS Feed</title><link>http://direct.ecency.com</link></image><generator>RSS for Node</generator><lastBuildDate>Tue, 05 May 2026 12:34:31 GMT</lastBuildDate><atom:link href="http://direct.ecency.com/created/bipedal/rss.xml" rel="self" type="application/rss+xml"/><item><title><![CDATA[Bipedal vs Quadrupedal Locomotion in Humans?]]></title><description><![CDATA[Sometimes I get curious about something our baby is doing, and 20 minutes later, I'm reading an academic paper entitled "What Does Prone Skateboarding in the Newborn Tell Us About the Ontogeny of]]></description><link>http://direct.ecency.com/newborn/@zafrada/bipedal-vs-quadrupedal-locomotion-in-humans</link><guid isPermaLink="true">http://direct.ecency.com/newborn/@zafrada/bipedal-vs-quadrupedal-locomotion-in-humans</guid><category><![CDATA[newborn]]></category><dc:creator><![CDATA[zafrada]]></dc:creator><pubDate>Sun, 17 Apr 2022 23:30:39 GMT</pubDate><enclosure url="https://images.ecency.com/p/26uUsAjKTsXCDw7zixZR182JbFKvgzJ9YwsFpTVcRaGCmsqhA1unTgpra1Kwf2Avsq5j479Y311oXv1grMpdNV1iccif3KLj1B1pafoAfGS2SkrTnff2WZ5DAqcrdqHMD1R5uTGgnYy6aMKAi8RNJ9C7ZLFP3xdsnHFMSW?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Chororapithecus abyssinicus, a fossil record of the Gorilla lineage, adapted to high altitudes in the Ethiopian highlands]]></title><link>http://direct.ecency.com/bipedal/@johan-nygren/chororapithecus-abyssinicus-a-fossil-record-of-the-gorilla-lineage-adapted-to-high-altitudes-in-the-ethiopian-highlands</link><guid isPermaLink="true">http://direct.ecency.com/bipedal/@johan-nygren/chororapithecus-abyssinicus-a-fossil-record-of-the-gorilla-lineage-adapted-to-high-altitudes-in-the-ethiopian-highlands</guid><category><![CDATA[bipedal]]></category><dc:creator><![CDATA[johan-nygren]]></dc:creator><pubDate>Thu, 23 Aug 2018 08:52:42 GMT</pubDate></item><item><title><![CDATA[Public Service Announcement: My thesis from the past year, inspired by Steemit, now patented and secured on Ethereum under  danakil.eth]]></title><description><![CDATA[My thesis, work from a year or so, is now patented ("to lay open") under danakil.eth, secured by the 50 million dollar "world computer" Ethereum. Here it can be accessed over an IPFS]]></description><link>http://direct.ecency.com/bipedal/@johan-nygren/public-service-announcement-my-thesis-from-the-past-year-inspired-by-steemit-now-patented-and-secured-on-ethereum-under-danakil</link><guid isPermaLink="true">http://direct.ecency.com/bipedal/@johan-nygren/public-service-announcement-my-thesis-from-the-past-year-inspired-by-steemit-now-patented-and-secured-on-ethereum-under-danakil</guid><category><![CDATA[bipedal]]></category><dc:creator><![CDATA[johan-nygren]]></dc:creator><pubDate>Sun, 22 Jul 2018 23:03:45 GMT</pubDate><enclosure url="https://images.ecency.com/p/4bEjbgCbFMvA8T33kKpp3RsBvZue1Hns5Cwuz57pgmmNsNZ25mZe4e9pKjSfgXwkjfJS9pvDDByRztwmag1QwceVVd9PpSCtUBZCig5on6g5xEK9VRwBrctYYtRhWKHjLHKZjAiwSqnu6CzGe2k7oWbX3VELF4QLTwf3KkKXyhwdpiGXT4?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[The Kobus antelope speciated on the open grasslands on the coast-line of Danakil]]></title><description><![CDATA[The Danakil block separated from the Ethiopian continent around 6 million years ago[1], and became a place where evolution could flourish in a new direction. The coast-lines that developed along where]]></description><link>http://direct.ecency.com/bipedal/@johan-nygren/the-kobus-antelope-speciated-on-the-open-grasslands-on-the-coast-line-of-danakil</link><guid isPermaLink="true">http://direct.ecency.com/bipedal/@johan-nygren/the-kobus-antelope-speciated-on-the-open-grasslands-on-the-coast-line-of-danakil</guid><category><![CDATA[bipedal]]></category><dc:creator><![CDATA[johan-nygren]]></dc:creator><pubDate>Sun, 15 Jul 2018 17:24:39 GMT</pubDate><enclosure url="https://images.ecency.com/p/2bP4pJr4wVimqCWjYimXJe2cnCgnD7noDrN2Zpxsshp?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Uvula size selected for in humans to prevent choking, compensate for descent of the larynx]]></title><description><![CDATA[Like many other mammals, including horses, chimpanzees and gorillas cannot choke on food, since their ability to swallow relies on the epiglottis being closed. In humans, the descent of the larynx over]]></description><link>http://direct.ecency.com/bipedal/@johan-nygren/uvula-size-selected-for-in-humans-to-prevent-choking-compensate-for-descent-of-the-larynx</link><guid isPermaLink="true">http://direct.ecency.com/bipedal/@johan-nygren/uvula-size-selected-for-in-humans-to-prevent-choking-compensate-for-descent-of-the-larynx</guid><category><![CDATA[bipedal]]></category><dc:creator><![CDATA[johan-nygren]]></dc:creator><pubDate>Sun, 20 May 2018 18:44:36 GMT</pubDate><enclosure url="https://images.ecency.com/p/2bP4pJr4wVimqCWjYimXJe2cnCgnAhDjBxbgVxixkQW?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Were Neanderthals from the Paranthropus lineage? P. neanderthalensis, and conical rib cages]]></title><description><![CDATA[This is pretty cool, Neanderthals are from Paranthropus. Look here: rib cage of Paranthropus, including P. neanderthalensis, conical rib cage of Australopithecus and Homo, cylindrical and the two lineages]]></description><link>http://direct.ecency.com/bipedal/@johan-nygren/were-neanderthals-from-the-paranthropus-lineage-p-neanderthalensis-and-conical-rib-cages</link><guid isPermaLink="true">http://direct.ecency.com/bipedal/@johan-nygren/were-neanderthals-from-the-paranthropus-lineage-p-neanderthalensis-and-conical-rib-cages</guid><category><![CDATA[bipedal]]></category><dc:creator><![CDATA[johan-nygren]]></dc:creator><pubDate>Fri, 09 Feb 2018 20:32:00 GMT</pubDate><enclosure url="https://images.ecency.com/p/2bP4pJr4wVimqCWjYimXJe2cnCgnAhgShBKYPPcYPCA?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Were Neanderthals Paranthropus? P. neanderthalensis, and absence of a descended larynx]]></title><description><![CDATA[Based on these images and reading a bit on the internet, Neanderthals seem to not have a descended larynx. The human larynx descended as early as 4 million years ago, as Australopithecus adapted to forage]]></description><link>http://direct.ecency.com/bipedal/@johan-nygren/were-neanderthals-paranthropus-p-neanderthalensis-and-absence-of-a-descended-larynx</link><guid isPermaLink="true">http://direct.ecency.com/bipedal/@johan-nygren/were-neanderthals-paranthropus-p-neanderthalensis-and-absence-of-a-descended-larynx</guid><category><![CDATA[bipedal]]></category><dc:creator><![CDATA[johan-nygren]]></dc:creator><pubDate>Thu, 08 Feb 2018 23:13:12 GMT</pubDate><enclosure url="https://images.ecency.com/p/6gUbcKN7Uxeo9Nxy36D242hjAF9cpHFGr6TxvJVVN1ePQAnV7wwfZFx5sUSnnbnoJ4rNut?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Au. afarensis migrating to the southeastern Ethiopian highlands as a result of earth quakes, around 3 million years ago]]></title><description><![CDATA[The Pthirus gorillae host switch around 3.3 Ma[1] points to that Au. afarensis would have been in contact with ancestors of gorilla. The Danakil-CHLCA (chimpanzee-human-last-common-ancestor) hypothesis]]></description><link>http://direct.ecency.com/bipedal/@johan-nygren/au-afarensis-migrating-to-the-southeastern-ethiopian-highlands-as-a-result-of-earth-quakes-around-3-million-years-ago</link><guid isPermaLink="true">http://direct.ecency.com/bipedal/@johan-nygren/au-afarensis-migrating-to-the-southeastern-ethiopian-highlands-as-a-result-of-earth-quakes-around-3-million-years-ago</guid><category><![CDATA[bipedal]]></category><dc:creator><![CDATA[johan-nygren]]></dc:creator><pubDate>Sat, 28 Oct 2017 20:07:27 GMT</pubDate><enclosure url="https://images.ecency.com/p/2bP4pJr4wVimqCWjYimXJe2cnCgnHci4zXyyx7aq1LA?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Human evolution: eusocial (caste-based) adaptations as a result of a two-species society, Paranthropus as a companion species]]></title><description><![CDATA[There is some evidence that points to a hybridization event between Au. afarensis and gorilla ancestors around 3 million years ago. Based on that, the idea is that Paranthropus, as a form of hybrid species,]]></description><link>http://direct.ecency.com/bipedal/@johan-nygren/human-evolution-eusocial-caste-based-adaptations-as-a-result-of-a-two-species-society-paranthropus-as-a-companion-species</link><guid isPermaLink="true">http://direct.ecency.com/bipedal/@johan-nygren/human-evolution-eusocial-caste-based-adaptations-as-a-result-of-a-two-species-society-paranthropus-as-a-companion-species</guid><category><![CDATA[bipedal]]></category><dc:creator><![CDATA[johan-nygren]]></dc:creator><pubDate>Sat, 28 Oct 2017 12:46:15 GMT</pubDate><enclosure url="https://images.ecency.com/p/2bP4pJr4wVimqCWjYimXJe2cnCgnKt7Khz7Egh9GyBk?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Argument against Kenyanthropus platyops as the ancestor of the Homo lineage]]></title><description><![CDATA[Kenyanthropus platyops, that I would say is a descendant of Au. anamnesis, is often positioned as the ancestor of the Homo lineage. The idea that I blogged about the other day, that the host switch of]]></description><link>http://direct.ecency.com/bipedal/@johan-nygren/argument-against-kenyanthropus-platyops-as-the-ancestor-of-the-homo-lineage</link><guid isPermaLink="true">http://direct.ecency.com/bipedal/@johan-nygren/argument-against-kenyanthropus-platyops-as-the-ancestor-of-the-homo-lineage</guid><category><![CDATA[bipedal]]></category><dc:creator><![CDATA[johan-nygren]]></dc:creator><pubDate>Fri, 27 Oct 2017 19:22:15 GMT</pubDate><enclosure url="https://images.ecency.com/p/2bP4pJr4wVimqCWjYimXJe2cnCgnLMhMhivYrDiLwcS?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Kenyanthropus platyops as a descendant of Au. anamnesis population in Turkana, and the Laeotli footprints as A. anamnesis]]></title><description><![CDATA[Kenyanthropus platyops is a 3.5 to 3.2-million-year-old (Pliocene) hominin fossil discovered in Lake Turkana, Kenya in 1999 by Justus Erus, who was part of Meave Leakey's team (brown dot in the map below.]]></description><link>http://direct.ecency.com/bipedal/@johan-nygren/kenyanthropus-platyops-as-a-descendant-of-au-anamnesis-population-in-turkana-and-the-laeotli-footprints-as-a-anamnesis</link><guid isPermaLink="true">http://direct.ecency.com/bipedal/@johan-nygren/kenyanthropus-platyops-as-a-descendant-of-au-anamnesis-population-in-turkana-and-the-laeotli-footprints-as-a-anamnesis</guid><category><![CDATA[bipedal]]></category><dc:creator><![CDATA[johan-nygren]]></dc:creator><pubDate>Fri, 27 Oct 2017 16:47:12 GMT</pubDate><enclosure url="https://images.ecency.com/p/vM1pGHgNcyCjxabcGGBnZbuUZwevZwNDMdSYnqefehex4WZi1JyyToQCHsiAuAfWtBm9S1LF8x5C9NqhBRxPQS67ehmzAg13GvffooXSrLXEPHYdfkPfTZ6MLVeEk6C2sLoL2nz?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Were Paranthropus our first “pets”? And dogs as “external noses”]]></title><description><![CDATA[The loss of olfactory receptors in Au. afarensis around 3.86 Ma meant that a sort of “external noses” in the form of dogs, as pets, has been valuable. Paranthropus, as a hybrid of gorillae and Au.]]></description><link>http://direct.ecency.com/bipedal/@johan-nygren/were-paranthropus-our-first-pets-and-dogs-as-external-noses</link><guid isPermaLink="true">http://direct.ecency.com/bipedal/@johan-nygren/were-paranthropus-our-first-pets-and-dogs-as-external-noses</guid><category><![CDATA[bipedal]]></category><dc:creator><![CDATA[johan-nygren]]></dc:creator><pubDate>Fri, 27 Oct 2017 14:51:51 GMT</pubDate><enclosure url="https://images.ecency.com/p/2bP4pJr4wVimqCWjYimXJe2cnCgn3UAXoGaNRMXy4V4?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Insights into the human genome from the gorilla genome project in 2012, and the idea of a hybridization event 3.3 Ma]]></title><description><![CDATA[The human genome was sequenced in 2001, followed by the chimpanzee in 2005 and the gorilla in 2012.[1] The standard view of the great-ape family tree is that humans and chimps are more similar to each]]></description><link>http://direct.ecency.com/bipedal/@johan-nygren/insights-into-the-human-genome-from-the-gorilla-genome-project-in-2012-and-the-idea-of-a-hybridization-event-3-3-ma</link><guid isPermaLink="true">http://direct.ecency.com/bipedal/@johan-nygren/insights-into-the-human-genome-from-the-gorilla-genome-project-in-2012-and-the-idea-of-a-hybridization-event-3-3-ma</guid><category><![CDATA[bipedal]]></category><dc:creator><![CDATA[johan-nygren]]></dc:creator><pubDate>Fri, 27 Oct 2017 06:07:21 GMT</pubDate><enclosure url="https://images.ecency.com/p/2bP4pJr4wVimqCWjYimXJe2cnCgn8Rpb42GyoPRLBUi?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Paranthropus lineage as result of Australopithecus afarensis — Gorillae interbreeding, and the origin of Pthirus pubis 3.3 million years ago]]></title><description><![CDATA[The host switch of Pthirus gorillae to Australopithecus afarensis 3.3 million years ago (Reed et al, 2007) could be explained by interbreeding of A. afarensis with ancestors of gorilla, around the region]]></description><link>http://direct.ecency.com/bipedal/@johan-nygren/paranthropus-lineage-as-result-of-australopithecus-afarensis-gorillae-interbreeding-and-the-origin-of-pthirus-pubis-3-3-million</link><guid isPermaLink="true">http://direct.ecency.com/bipedal/@johan-nygren/paranthropus-lineage-as-result-of-australopithecus-afarensis-gorillae-interbreeding-and-the-origin-of-pthirus-pubis-3-3-million</guid><category><![CDATA[bipedal]]></category><dc:creator><![CDATA[johan-nygren]]></dc:creator><pubDate>Wed, 25 Oct 2017 01:58:42 GMT</pubDate><enclosure url="https://images.ecency.com/p/2bP4pJr4wVimqCWjYimXJe2cnCgn5TLkWsjVoRHhWGn?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Hairlessness and pubic hair in Australopithecus, 3–4Ma]]></title><description><![CDATA[Chororapithecus abyssinicus (10–10.5 Ma) is found at the Chorora Formation at the southern margin of the Afar rift. The teeth of Chororapithecus appear specialized for eating stems and leaves, and resemble]]></description><link>http://direct.ecency.com/bipedal/@johan-nygren/hairlessness-and-pubic-hair-in-australopithecus-3-4ma</link><guid isPermaLink="true">http://direct.ecency.com/bipedal/@johan-nygren/hairlessness-and-pubic-hair-in-australopithecus-3-4ma</guid><category><![CDATA[bipedal]]></category><dc:creator><![CDATA[johan-nygren]]></dc:creator><pubDate>Sun, 06 Aug 2017 17:57:00 GMT</pubDate><enclosure url="https://images.ecency.com/p/MvwLKy3SfvJwXFKCRMDAFrt961Swp1DQsUPPrFuvN?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[depricated]]></title><description><![CDATA[A model for human lice in two evolutionary steps, more parsimonious than 'pair of lost lice' hypothesis (reed et al, 2007) The Pthirus and Pediculus lineage diverged via co-speciation with their hosts]]></description><link>http://direct.ecency.com/bipedal/@johan-nygren/a-model-for-human-lice-in-two-evolutionary-steps-more-parsimonious-than-pair-of-lost-lice-hypothesis-reed-et-al-2007</link><guid isPermaLink="true">http://direct.ecency.com/bipedal/@johan-nygren/a-model-for-human-lice-in-two-evolutionary-steps-more-parsimonious-than-pair-of-lost-lice-hypothesis-reed-et-al-2007</guid><category><![CDATA[bipedal]]></category><dc:creator><![CDATA[johan-nygren]]></dc:creator><pubDate>Sun, 06 Aug 2017 14:56:21 GMT</pubDate><enclosure url="https://images.ecency.com/p/MvwLKy3SfvJwXFKCRMDAFrt961VySHB51Z5WZKd2n?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Loss of olfaction in Australopithecus afarensis, 3.86 Ma]]></title><description><![CDATA[The idea that there was a loss of functional olfactory receptor (OR) genes in Australopithecus, as a result of geographical isolation on the Danakil micro-continent, and a speciation to forage from the]]></description><link>http://direct.ecency.com/bipedal/@johan-nygren/loss-of-olfaction-in-australopithecus-afarensis-3-86-ma</link><guid isPermaLink="true">http://direct.ecency.com/bipedal/@johan-nygren/loss-of-olfaction-in-australopithecus-afarensis-3-86-ma</guid><category><![CDATA[bipedal]]></category><dc:creator><![CDATA[johan-nygren]]></dc:creator><pubDate>Fri, 04 Aug 2017 17:42:06 GMT</pubDate><enclosure url="https://images.ecency.com/p/MvwLKy3SfvJwXFKCRMDAFrt961YDAJMP1P1eAsSiS?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[On the hypothesis memes as a byproduct of loss of olfaction]]></title><description><![CDATA[The mammalian sense of smell is governed by the largest gene family, which encodes the olfactory receptors (ORs). The gain and loss of OR genes is typically correlated with adaptations to various ecological]]></description><link>http://direct.ecency.com/bipedal/@johan-nygren/on-the-hypothesis-memes-as-a-byproduct-of-loss-of-olfaction</link><guid isPermaLink="true">http://direct.ecency.com/bipedal/@johan-nygren/on-the-hypothesis-memes-as-a-byproduct-of-loss-of-olfaction</guid><category><![CDATA[bipedal]]></category><dc:creator><![CDATA[johan-nygren]]></dc:creator><pubDate>Thu, 03 Aug 2017 11:45:33 GMT</pubDate></item><item><title><![CDATA[Mapping the Kolpochoerus (Suidae) lineage to the tectonic migration of Danakil]]></title><description><![CDATA[The fossil record of speciation as a result of geographical isolation, would follow the movement of Danakil. Within the Kolpochoerus lineage on Danakil, the earlier K. deheinzelini, is found in 4.3 to]]></description><link>http://direct.ecency.com/bipedal/@johan-nygren/mapping-the-kolpochoerus-suidae-lineage-to-the-tectonic-migration-of-danakil</link><guid isPermaLink="true">http://direct.ecency.com/bipedal/@johan-nygren/mapping-the-kolpochoerus-suidae-lineage-to-the-tectonic-migration-of-danakil</guid><category><![CDATA[bipedal]]></category><dc:creator><![CDATA[johan-nygren]]></dc:creator><pubDate>Mon, 31 Jul 2017 08:06:24 GMT</pubDate><enclosure url="https://images.ecency.com/p/MvwLKy3SfvJwXFKCRMDAFrt961Mo6WYWje8p7hhGa?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Chimpanzee-human-last-common-ancestor split as a result of geographical isolation on Danakil]]></title><description><![CDATA[Based on the hypothesis that the chimpanzee-human-last-common-ancestor (CHLCA) split resulted from geographical isolation on the Danakil micro-continent (where species endemic to the Pliocene Afar region,]]></description><link>http://direct.ecency.com/bipedal/@johan-nygren/chimpanzee-human-last-common-ancestor-split-as-a-result-of-geographical-isolation-on-danakil</link><guid isPermaLink="true">http://direct.ecency.com/bipedal/@johan-nygren/chimpanzee-human-last-common-ancestor-split-as-a-result-of-geographical-isolation-on-danakil</guid><category><![CDATA[bipedal]]></category><dc:creator><![CDATA[johan-nygren]]></dc:creator><pubDate>Sun, 30 Jul 2017 07:31:00 GMT</pubDate><enclosure url="https://images.ecency.com/p/MvwLKy3SfvJwXFKCRMDAFrt961VEo785p79gRM9FU?format=match&amp;mode=fit" length="0" type="false"/></item></channel></rss>