Question

which creature does not represent a transitional fossil?
balaena mysticetus
tiktaalik
pakicetus
rodhocetus
dorudon

Explanation:

Transitional fossils show intermediate traits between ancestral and descendant groups. Tiktaalik links fish and tetrapods; Pakicetus, Rodhocetus, and Dorudon are transitional for whale evolution from land to sea. Balaena mysticetus is a modern baleen whale, not a transitional fossil.

Answer:

Balaena mysticetus