Which of the following is an example of convergent evolution?
A - The bones in a human hand are similar to those in a dog's paw
B - Whales and fish both developed the ability to swim in the ocean
C - Prehistoric mammals thrive after the extinction of the dinosaurs
D - A spider develops a web that is better at catching insects
E - Finches in the Galapagos develop specialized beaks
Answer: B - Whales and fish both developed the ability to swim in the ocean
CONVERGENT evolution occurs when selective pressure results in the independent evolution of similar traits in two or more different organisms.