- Laying eggs
- Presence of a pouch
- Viviparity
- Mammary glands
Category: DIVERSITY AMONG ANTMALS (THE KTNGDOM ANIMALIA)
- Flattened body
- Segmented body
- Unsegmented, cylindrical body
- Radial symmetry
- Budding
- Fragmentation
- Gemmule formation
- All of the above
- Bilateral
- Radial
- Pentamerous radial
- Asymmetry
- Provides hydrostatic skeleton
- Allows for development of complex organ systems
- Provides space for internal organs to grow and move independently
- All of the above
- Insecta
- Crustacea
- Arachnida
- Myriapoda
- Insects
- Crustaceans
- Arachnids
- Myriapods
- Acoelomate body plan
- Diploblastic organization
- Pseudocoelomate body plan
- Triploblastic organization
- Cysticercus
- Rostellum
- Scolex
- Strobila
- External fertilization
- Larval stages in water
- Development of embryo in a terrestrial environment
- Asexual reproduction
- Testudines
- Crocodilia
- Squamata
- Rhynchocephalia
- Ectothermic
- Poikilothermic
- Endothermic
- Hibernating
- Presence of a coelom
- Number of germ layers
- Fate of the blastopore
- Type of symmetry
- Arachnida
- Crustacea
- Insecta
- Myriapoda
- Reptiles
- Birds
- Mammals
- Amphibians
- Anura
- Caudata
- Gymnophiona
- Apoda
- Mollusca
- Arthropoda
- Echinodermata
- Cnidaria
