Smallest Species – Bird, Reptile, Amphibian

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Bee Hummingbird – the smallest bird in the world
  • Approximately 5-6 cm in length (from tip of bill to end of tail)
  • This species weighs approximately 1.6-2.6 g
  • Males are smaller than females, on average being 5.5 cm in length and 1.6 g in weight
  • Females are the larger of the species, on average being 6.2 cm in length and 2.6 g in weight
  • Mainly found in Cuba
  • Their wings can beat up to 200 times per second
  • They will visit an average of 1,500 flowers daily
  • These tiny birds must eat half their total body mass (and drink eight times their total body mass) every day to support their high metabolism
  • A solitary species, exceptions made only during breeding times
Jaragua Sphaero a.k.a. Dwarf Gecko – the smallest reptile in the world
  • This little gecko is only 0.6-0.8 inches in length; averaging a length of 0.63 inches
  • It weighs just 0.00455 of an ounce!
  • This species lives in the Caribbean; many in the protected Jaragua National Park
  • This is a very endangered species – threatened with extinction!
  • It is a terrestrial species, spending most of the day on the floor hiding in undergrowth
  • They do, however, spend their nights sleeping off the ground (hopefully away from predators!)
  • The Virgin Islands dwarf gecko is a very similar size measuring an average size of 0.71 inches in length
  • These 2 lizards are the smallest of the 23,000 species in the group Amniotes (all reptiles, birds and mammals)
Paedophryne amauensis (frog) – the smallest amphibian in the world
  • Also the smallest of all vertebrates
  • Has no common name, only the scientific name
  • From Papua New Guinea; lives amongst leaf litter in rainforests
  • Average size is 0.27 inches in length
  • The males are smaller than the females when fully grown
  • Discovered in 2009; officially announced in 2012
  • Discovered by Christopher Austin
  • They fill a small species specific, ecological niche
  • They can jump 30 times longer than their body size

 

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