Jack Ashby
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They also have an egg tooth.
And then the caruncle is also used for kneading the mother's mammary glands that we think to promote milk production.
And then the bills kind of grow into a more platypus shape over months.
But they...
They are very sweet.
Is that as unusual as I think it is, Jack?
Well, yeah, the list of venomous mammals is extremely short.
So there's platypuses, there's shrews, there's slow lorises, and there's selenodons, which are related to shrews.
This is where you can get away from them.
Pretty sharpish, isn't it?
Absolutely.
But yeah, platypuses, male platypuses.
No teeth.
Of course, right.
So where does it keep it?
They have long spurs, about two centimetres long, on the inside of their ankles.
And in fact, they're the only known seasonally venomous animal across the animal kingdom.
So the only mammal, the only animal that is only venomous some of the time.
That they use their venom for competition in mating.
So it's male-on-male competition.