Dogs sometimes fake being sick to get attention.
26
Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
17
There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
10
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
A lion in the wild usually makes no more than twenty kills a year.
186
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10