Biology · Animal Integumentary System
Fossil discoveries indicate that the body of many pterosaurs was covered with hair-like filaments called pycnofibers, which are most structurally analogous to:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Smooth amphibian skin
- 2Mammalian fur✓
- 3Reptilian scales
- 4Avian feathers
Correct answer
Mammalian fur
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