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CENTRAL / SOUTH AMERICAN POISONOUS
FROGS
| Taxonomy, Biology
and Poison Activity |
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Dendrobates granuliferus
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Family: Dendrobatidae
Genus: Dendrobates
Species: granuliferus
Common Names
Granular Poison-Arrow Frog , Granular Poison Frog
Countries
Costa Rica
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Taxonomy and Biology
Adult length: 19mm
Description
Dorsal surface of head and body is bright orange to red without spotting.
Lower anterior flanks and posterior flanks are green to bluish green
( very occasionally yellowish green ). Upper arm is bright orange or
bright red with the lower arm, hind legs, fingers and toes green to
bluish green. Head venter and ventral surface body colour is green to
bluish green. Males have a black vocal patch.
Habitat
Lowland primary forest up to an elevation of about 700 metres with
seasonally wet and drier seasons.
Habits
Diurnal and mainly terrestrial frog that is often found amongst leaf
litter or up to about 2 metres in trees.
Prey
Feeds mainly on ants and mites
Poison Activity
Poison Type: Histrionicotoxins, Pumiliotoxins,
Decahydroquinolines
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