- Not Exactly Rocket Science
How the Platypus and a Quarter of Fishes Lost Their Stomachs
The platypus is an anthology of weirdness. It has a leathery duck-like bill, a flattened tail and webbed feet. The males have a venomous claw on their hind feet, and the females lay eggs. And if you look inside a platypus, you’ll find another weird feature: its gullet connects directly to its intestines. There’s no sac in the middle that secrete powerful acids and digestive enzymes.
In other words, the platypus has no stomach.
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