The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
9
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
On some poorly researched trivia lists it is stated as a fact that a pregnant goldfish is called a twit. This is not true as goldfish lay eggs.
71
There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
9
Rattlesnake mating sessions have been known to last more than 22 hours.
232