Carnivorous caterpillars discovered on the Hawaiian island of Oahu have a freaky fashion sense. Cases of “the bone collector,” an extremely rare carnivorous caterpillar that decorates itself in the ...

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A tiny, overlooked wrist bone called the pisiform may have played a pivotal role in bird flight and it turns out it evolved far earlier than scientists thought. Fossils from bird-like dinosaurs in ...

Caterpillars are known for their fuzzy exterior and sometimes weird behavior. Some vibrate aggressively to scare predators; others create their own antifreeze to survive the cold. But a newly ...