- Invertebrates:
- Some insects, such as aphids, cockroaches, and lice
- Some crustaceans, like brine shrimp and some species of isopods
- Fish:
- Deep-sea anglerfish
- Some species of pipefish and seahorses
- Amphibians:
- Some species of salamanders
- Reptiles:
- Some species of lizards, such as the common lizard and the green anole
- Some species of snakes, such as the boa constrictor and the rattlesnake