''Megaphobema robustum'', known as the Colombian giant

tarantula Tarantulas comprise a group of large and often hairy spiders of the family Theraphosidae. , 1,040 species have been identified, with 156 genera. The term "tarantula" is usually used to describe members of the family Theraphosidae, although ...

or Colombian giant redleg, was first described by Anton Ausserer in 1875. Found in the

tropical rainforest Tropical rainforests are rainforests that occur in areas of tropical rainforest climate in which there is no dry season – all months have an average precipitation of at least 60 mm – and may also be referred to as ''lowland equatori ...

s of Colombia and

Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...

near logs, it has a span of 6 to 8 inches and will eat crickets, other large insects, small lizards and mice.

Description

Their

carapace A carapace is a dorsal (upper) section of the exoskeleton or shell in a number of animal groups, including arthropods, such as crustaceans and arachnids, as well as vertebrates, such as turtles and tortoises. In turtles and tortoises, the und ...

is a deep black color, with a pale orange color, the

opisthosoma The opisthosoma is the posterior part of the body in some arthropods, behind the prosoma ( cephalothorax). It is a distinctive feature of the subphylum Chelicerata (arachnids, horseshoe crabs and others). Although it is similar in most respects ...

is also a deep black color covered with orange hairs. Most of the legs, with the exception of the femur which is also black, are a bright orange and are covered in orange hairs.

Habitat

They are found the

tropical rainforests Tropical rainforests are rainforests that occur in areas of tropical rainforest climate in which there is no dry season – all months have an average precipitation of at least 60 mm – and may also be referred to as ''lowland equatori ...

of Colombia and

. The average yearly rainfall of this area is 2,500mm, with average temperatures usually above 23ºC. It is home to plants such as '' Cavanillesia platanifolia,'' and animals such as Lance-tailed manakin, and the

glass frogs The glass frogs belong to the amphibian family Centrolenidae (order Anura). While the general background coloration of most glass frogs is primarily lime green, the abdominal skin of some members of this family is transparent and translucent, ...

Behavior

This

is shy in nature, though it is more willing to be defensive than other

New World The term ''New World'' is often used to mean the majority of Earth's Western Hemisphere, specifically the Americas."America." ''The Oxford Companion to the English Language'' (). McArthur, Tom, ed., 1992. New York: Oxford University Press, p. ...

tarantulas Tarantulas comprise a group of large and often hairy spiders of the family Theraphosidae. , 1,040 species have been identified, with 156 genera. The term "tarantula" is usually used to describe members of the family Theraphosidae, although ...

. But will usually flee instead of putting a defensive pose. Although their threat pose is also quite unique, as they own some barbs in their back legs, they will lunge with those legs or will spin in a circle to confuse their attacker. They are

terrestrial Terrestrial refers to things related to land or the planet Earth. Terrestrial may also refer to: * Terrestrial animal, an animal that lives on land opposed to living in water, or sometimes an animal that lives on or near the ground, as opposed to ...

, though they aren't all that active out of their hide.

References

External links

* Spiders of South America Spiders described in 1875 Taxa named by Anton Ausserer {{Theraphosidae-stub Theraphosidae