Facts About Frogs
At A Glance

Find a summary of some fascinating facts about frogs below.

  • There are more than 5,000 known species of frogs
  • The largest diversity of frogs is found in tropical rainforests
  • Their size ranges from 1cm to 30cm in length
  • Most of them are semi-aquatic animals, i.e. they live both on land and in water
  • While in water, frogs can “breathe” with their skin as oxygen passes through it into the blood
  • While on land, they breathe with their nostrils as the throat puffs out and the air is forced into the lungs
  • Fertilization in frogs is external: females lay eggs (up to many thousands) which are then fertilized by males
  • Adult frogs are mostly carnivorous eating such invertebrates as insects, spiders etc
  • They often use their sticky tongues to catch moving prey
  • Frogs are considered an “indicator” species that can point to changes in environments for whole ecosystems

Reference:
Frog. (September 23, 2007). In Wikipedia, The Free Encyclopedia. Retrieved September 24, 2007 from http://en.wikipedia.org/w/index.php?title=Frog&oldid=159713650


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