Evolv­ing to sur­vive

Species that have evolved due to com­pe­ti­tion

Down to Earth - - SCIENCE -

FINCH |

Species of finches on the Gala­pa­gos Is­lands have de­vel­oped dif­fer­ent beaks. Finches that eat small fruits have nar­rower beaks.

IN­DIAN MON­GOOSE |

The small In­dian mon­goose has smaller ca­nines and eats smaller prey when it co­ex­ists with larger mon­goose species who eat larger prey.

GI­ANT RHI­NOC­EROS BEE­TLE|

Two species of the Gi­ant Rhi­noc­eros Bee­tle from south east Asia are iden­ti­cal in size ex­cept in ar­eas where they oc­cur to­gether.

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