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Missing Syrinx Found! Mesozoic Vegavis vocalization verified

10,000 Birds

Primates are exceptional among the mammals, living amphibians (which represent only a small part of the original amphibian family tree) are pretty noisy too. Depending on one’s area of expertise, one might have this sort of knowledge about a few classes of fossils. Very few other vertebrates use sound so socially and so critically.

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What happened with Archaeopteryx?

10,000 Birds

For instance, in primate phylogeny, postcranial traits (bony traits of the body, not the head) are usually useless because we can’t link teeth to bodies in most cases, and the teeth drive the taxonomy (though there are some recent exceptions ). .&# The trait must then be identifiable as to whether or not it exists in a certain species.

Mammals 267
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How much bird is there, anyway?

10,000 Birds

This is also a hard question to address because most data on animal size distribution does not compare across classes of animals, and/or focuses on groups that would not be helpful. Comparing mammals, birds, and reptiles, for instance, what is the distribution and range of sizes?

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Birding Sepilok, Borneo (Part 1)

10,000 Birds

In that case, maybe the Banded Woodpecker (23-26 cm) is the right choice as it is right in the middle of the Sepilok woodpecker portfolio and thus a very solid choice for middle-class woodpecker users. At Sepilok, it can be hard to avoid taking photos of some non-birds, such as primates.