Question

Tiktaalik was a prehistoric fish that was an ancestor to modern tetrapods. It shared anatomical features with tetrapods (e.g., four limbs) and fish (e.g., gills, scales). With these features, Tiktaalik could be best described as a(n)

Answer 1

intermediate form or transitional fossil between fish and tetrapods. It provides important evidence for the evolution of tetrapods from fish.