Which marine creature was thought to be extinct for 80 million years until one was caught off the coast of madagascar in 1938? a. giant squid b. portuguese man-o-war c. coelacanth d. nurse shark e. barracuda

The diagram shows a fossil of an ancient whale skull and a skull of a present-day whale. the ancient whale is extinct and is believed to be an ancestor of the present-day whale. what do these skulls most likely show that supports darwin’s theory of evolution? all populations can adapt and survive. only some organisms have a common ancestor. populations change slowly over time. populations rapidly become extinct.

The picture shows a fishing technique called trawling. how might trawling affect marine biodiversity

In the diagram below, the northern hemisphere would be in what season at position a a. fall b. winter c. summer d. spring