Speciation

In which theory of speciation does a new species emerge from within the geographic range of its ancestor?

Under what type of speciation might we expect evolution to be faster during speciation than between speciating events?

A _______________ is a group of individuals capable of interbreeding to produce fertile offspring.

______________ speciation occurs when geographic isolation creates a reproductive barrier

Which one below is NOT a reproductive isolating mechanism?

The reproductive isolating factor that occurs when an egg and sperm are incompatible is refered to as

The resident and transient orca whales both live in the Pacific Ocean, where they have different diets, vocal behavior, and social structures. Because of this they are unable to communicate

The Grand Canyon formed splitting a population of squirrels. Many years later they were reintroduced and were unable to mate as they were now two different species, the Kaibab and the Abert squirrel.

Millions of years ago the Caribbean Sea flowed freely into the Pacific Ocean where the Porkfish was native. Three million years ago the Isthmus of Panama arose separating the two bodies of water. The gene flow between them stopped which then created a new species, the Panamic Porkfish.

On the island of Puerto Rico anoles live in different habitats. The ground trunk anole lives on the ground hunting spiders whereas the twig anole lives in bushes eating bugs. The ground trunk females are attracted to yellow dewlaps but the twig anole males have a dark red dewlap.