It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
23
Cats and dogs can hear ultrasound.
350
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
When dragonflies mate, their tails form a love heart.
22
A dork is a whale's penis.
327
Parrot parents "name" their children with a signature call.
112
Cats recognise the voice of their owner, but never evolved to care.
22