Scientists have described around 2 million species, yet new and little-known animals keep turning up, especially in the oceans and tropical forests. Here are 25 oddities worth getting to know. Animals 1–5: Bugs, Birds and a Frilly Lizard 1. Giant birch sawfly. Despite looking like a wasp, this large sawfly (about 17–23 mm) has no sting. Its larvae feed only on birch … [Read more...] about 25 Animals You’ve Probably Never Heard Of — From a Cuban Land Snail to a Marsupial That Mates Itself to Death