Ologies with Alie Ward Ornithorhynchology (PLATYPUSES) with Tahneal Hawke
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Dec 18, 2025 Dr. Tahneal Hawke, an ornithorhynchologist and conservationist, dives into the fascinating world of platypuses. She reveals the unique anatomy of these creatures, from their duck bills to venomous spurs. Tahneal shares captivating insights on their nocturnal hunting skills, nesting behaviors, and quirky reproduction methods. The discussion also touches on the conservation challenges they face and how the public can help. You'll even learn about the intriguing notion that platypuses might just be sexier than you!
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One Species, Big Size Gradient
- Platypuses are a single species across their range with size varying by latitude.
- Northern platypuses are much smaller while Tasmanian males reach ~3 kg.
Bill-Based Electrolocation
- Platypus locate prey underwater using about 50,000 electroreceptors and mechanoreceptors in their bill.
- They dive with eyes and ears closed and rely on electrical signals from prey muscle activity.
Grinding Pads Replace Teeth
- Adult platypuses lack teeth and use keratinized grinding pads to mash prey into a paste.
- Juveniles have vestigial teeth to help hatch from eggs.