Description
More than 98% of Earth’s animals are invertebrates. Invertebrates do not have backbones or internal skeletons, but some have hard coverings. Insects, spiders, worms, snails, and most ocean animals are invertebrates.
More than 98% of Earths animals are invertebrates. Invertebrates do not have backbones or internal skeletons, but some have hard coverings. Insects, spiders, worms, snails, and most ocean animals are invertebrates. Invertebrates are weird and wonderful c
