When the "Elephant Whisperer" Lawrence Anthony died, a whole herd of elephants arrived at his house to mourn him.
25
Rattlesnake mating sessions have been known to last more than 22 hours.
232
Queen ants have one of the longest life-spans of any known insect - typically up to 30 years. Western harvester ant queens can live up to 40 years!
2
The cat brain weighs about 30g.
167
Dolphins have names for one another.
18
Female kangaroos have three vaginas.
2
Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
11
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14