- Hydra
- Planaria
- Earthworm
- Sponge
No category found.
- They can reproduce asexually
- They have both male and female reproductive organs
- They lay eggs
- They undergo metamorphosis
- Budding
- Fragmentation
- Fission
- All of the above
- Predation
- Photosynthesis
- Filter feeding
- Parasitism
- Arachnida
- Crustacea
- Insecta
- Myriapoda
- A diffuse nerve net
- A single ganglion
- A brain-like structure (cerebral ganglia)
- No brain
- Invertebrates
- Chordates
- Vertebrates
- Deuterostomes
- Spiral cleavage
- Determinate cleavage
- Enterocoelous coelom formation
- Blastopore forms mouth
- Radial cleavage
- Indeterminate cleavage
- Schizocoelous coelom formation
- Blastopore forms anus
- Locomotion
- Feeding
- Digestion
- Respiration
- Crop
- Gizzard
- Proventriculus
- Intestine
- Hearing
- Vision
- Smell
- Taste
- Ray-finned fish
- Lobe-finned fish
- Cartilaginous fish
- Jawless fish
- Osteichthyes
- Chondrichthyes
- Agnatha
- Actinopterygii
- Terrestrial life
- Aquatic respiration
- Flight
- Digestion
- Flattened body
- Segmented body
- Unsegmented, cylindrical body
- Radial symmetry
- Laying eggs
- Presence of a pouch
- Viviparity
- Mammary glands
- Bilateral
- Radial
- Pentamerous radial
- Asymmetry
- Budding
- Fragmentation
- Gemmule formation
- All of the above
