Some Words
- A caecilian's skin
- transverse folds
- tiny embedded dermal scales
- rudimentary eyes
- discerning differences
- light intensity
- short tentacles
- tactile and olfactory functions
- Most caecilians
- damp soil
- rotten wood
- plant debris
- adjacent bodies
- the eggs hatch
- A few species
- glandular secretions
- the oviduct
- a mostly Gondwanan distribution
- tropical regions
- The integumentary structure
- some typical characteristics
- terrestrial vertebrates
- highly cornified outer layers
- a moulting process
- the pituitary and thyroid glands
- Local thickenings
- The outside
- one piece
- the sloughed skin
- dermal scales
- the dermis
- the furrows
- The similarity
- the scales
- bony fish
- some frogs
- somewhat similar osteoderms
- bony deposits
- convergent evolution
- similar structures