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Posts Tagged "tetrapods"


Scientists Discover the Very First Hipster


You’ve seen the cartoon before: a fish hoisting itself up on land with its front fins, being greeted with some snarky sign like, “Evolve at your own risk,” or something similar. This fish has become a meme, so much so that when the discovery of Tiktaalik roseae, a 375-million year old fossil that displays a [...]

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Are You A Mammal? Standardized Test


Hannah Bonner is an illustrator who is creating an empire of informative, entertaining kids’ books about paleontology. They remind me of The Magic School Bus series by Joanna Cole: real science conveyed with a wacky sense of humor. Take, for example, Bonner’s “Are You A Mammal?” standardized test. It opens with the following instructions: Instructions: [...]

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Tetrapod Zoology

The Haematothermia hypothesis

Here’s a slightly modified version of a Tet Zoo classic (from ver 2, first published March 2008)… Molecular, morphological and behavioural data convincingly demonstrates that birds are deeply nested within the amniote clade that also includes crocodilians, squamates and turtles – the clade most typically termed Reptilia. Birds are thus substantially removed from mammals, and [...]

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