[tim_hutton]

Did you know, cats are believed to be the only mammals that don't taste sweetness! To unsubscribe at any time, reply STOP to this message.

[DFHippie]

I have heard (and perhaps misremembered) that the only taste receptor remaining to whales detects saltiness, which seems a bizarre outcome given that their mouths are constantly filled with brine.

[Marrand]

Maybe because it is useful for the whale to know if it suddenly entered freshwater? Idk