Hailed as a key discovery in the science of evolution, the fossils of a large scaly creature resembling both a fish and a land-animal provide evidence of a possible link in the evolutionary chain from water-based to land-based organisms.
a)the fossils of a large scaly creature resembling both a fish and a land-animal provide evidence of
b)the fossils of a large scaly creature resemble both a fish and a land-animal and provide evidence of
really confused between (a) and(b).Read the OE but still not clear