- Amphibians
- Reptiles
- Fish
- Mammals
Category: DIVERSITY AMONG ANTMALS (THE KTNGDOM ANIMALIA)
- Desiccation
- Respiration
- Reproduction
- All of the above
- Dorsal to the nerve cord
- Ventral to the nerve cord
- Dorsal to the digestive tract
- Ventral to the digestive tract
- Bilateral
- Radial
- Pentamerous radial
- Asymmetry
- Locomotion
- Feeding and respiration
- Defense
- Shell secretion
- Soft body
- Exoskeleton
- Internal skeleton
- Radial symmetry
- Only one host
- Multiple hosts
- Direct development
- Asexual reproduction only
- Scyphozoa
- Hydrozoa
- Anthozoa
- Cubozoa
- Simple organization
- High degree of specialization
- Totipotency of cells
- Parasitic nature
- Live birth
- Laying leathery eggs
- Development in a pouch
- Internal fertilization only
- Flatworm
- Roundworm
- Earthworm
- Sponge
- Mammary glands
- Feathers
- Four-chambered heart
- Laying eggs
- Tick
- Mosquito
- Liver fluke
- Leech
- Cartilaginous fish
- Bony fish
- Jawless fish
- Lobe-finned fish
- Gastropoda
- Bivalvia
- Cephalopoda
- Polyplacophora
- Two-chambered
- Three-chambered
- Four-chambered
- No heart
- Fish
- Worms
- Tadpoles in larval stage
- Birds
- Bilateral symmetry
- Post-anal tail
- Pharyngeal gill slits
- All of the above
- A nerve net
- A dorsal hollow nerve cord
- A ventral nerve cord
- A brain only
