Question

A tree species in Mauritius failed to reproduce because of the extinction of a fruit-eating bird. Which one of the following was that bird.
A. Dove
B. Dodo
C. Condor
D. Skua

Answer 1

Mauritius is an island in the Indian Ocean. Mauritius possesses varieties of flora and fauna. 670 species of flowers are found in Mauritius among these 45% become extinct. Fauna of Mauritius are bats, varieties of birds like pink pigeons, geckos, etc.

Complete answer:

Dove belongs to the family Columbidae and orders Columbiformes. Dove comprises a short neck with a short body and slender short bills. The major varies of the species found in the Australasian and Indomalayan realms. The food habit of dove involves fruits, seeds, etc.
Dodo belongs to the family Columbidae and orders Columbiformes. According to subfossils the height of the Dodo is 1meter and the weight varies between 10.6kgs to 17.5 kgs. Dodo possesses a grey-brown feather with a grey head. The color of the beak is yellow-green or black. Dodo was responsible for pollination and propagation of many tree species. Thus extinction of dodo causes failure of reproduction of the tree species
Condor is known as the largest flying bird in the Western hemisphere. It belongs to the family Cathartidae and order Cathartiformes. Condor poses large wings with black feathers uniformly spread. A white layer of feathers found in the neck region.
Skua is a sea bird. It is a predator bird. Skua belongs to the family Stervorariidae. The food habit of Skua involves fish, carrion, etc. It is mainly found in the Antarctica and southern ocean.

Note:
Mauritius islands possess several extinct species of birds. Dodo is one of the extinct birds of this island. Dodo is not capable of flight. In 1681 dodo was extinct due to heavy hunting. It is known as human-induced extinction.