The transition from aquatic to terrestrial lifestyles required many adaptations in the vertebrate lineage. Which of the following is not one of those adaptations ?
- ASwitch from gill respiration to air-breathing lungs.
- BImprovements in water resistance of skin.
- CAlteration in mode of locomotion.
- DDevelopment of feathers for insulation.
✓ Correct answer: D
Want the full step-by-step reasoning?