Which is the BEST example of convergent evolution?
The forelimbs of dogs, birds and whales have different functions but similar bone structures.
Darwin's finches on the Galapagos Islands developed different beaks to take advantage of different food supplies.
Dogs can range from the very small chihuahua to the huge Russian wolfhound.
Dolphins and sharks have torpedo-shaped bodies with streamlined bodies, dorsal fins, pectoral fins and flippers.
The Kaibab squirrels live on the North Rim of the Grand Canyon and the Abert squirrels live on the South Rim. They were once the same population but experienced geographical isolation which caused speciation.