New animal species discovered in South America

The International Institute for Species Exploration unveiled this year in Washington some animails unknown at this time by the scientific community, discovered in South America during 2011.

In Uruguay, a team of researchers found in coastal sands a male wolf spider that despises old females and the ones of low reproductive power.

It is the Alloco brasiliensis, which preferred to mate with young couples, virgins and with the belly wide to increase their chances of offspring, detailed the study author Anita Aisenberg in an article published in the Biological Journal of the Linnean Society.

Unlike common among spiders (females eat the male after mating), the male of the species remains in its den waiting for the courtship of females, and may correspond or not. If sexual interest continues, she enters the cave and placed under the male, mate, and after completion of the act, the man goes away and seals the entrance to the lair.

In addition, Uruguayan and Spanish researchers discovered on the coast of South American country news species until now unknown aquatic species: some varieties of shellfish and marine ecosystem where there are coral formations so far ignored, at depths of between 200 and 2,500 meters.

In Ecuador, a professor at the Catholic University of Quito Pablo Jarrin confirmed the finding of a new species of bat in the Bosque Protector La Perla, near the town La Concordia, province of Esmeraldas, which bears the name of Sturnira Pearl.

Paradoxically, the identification of this species is not good news, because it constitutes a warning about how little is known about the ecosystems of the Ecuadorian coast, quickly plundered. Besides, this is a sample of species in these forests existed before and are now identified as innovative by its very low number and the destruction of their habitats.

A two-inch leech with one jaw and a single tooth larger than usual, found in the nose of a man in their traditional habitat in Peru.

In Colombia, one rodent species thought to be extinct since the late nineteenth century was seen again at the El Dorado Nature Reserve in the Sierra Nevada de Santa Marta. It is the Arboreal mouse from Santa Marta (Santamartamys rufodorsalis) that had not been seen since 1898, but the existence of which was heard in early May.

The nocturnal animal is about 45 centimeters long from head to tail tip and weighs about 300 grams. It is distinguished by a mane of red hair around its neck and tail black and white.

Smithsonian experts analyzed only two samples of skin they had of this rodent was believed extinct for 113 years, but now may be described as critically endangered by the International Union for Conservation of Nature (IUCN) .

The rodent was spotted on the highest coastal mountain formation of the world, located in northern Colombia on the Caribbean coast.

While on a monitor wildlife rabies transmitted by bats, the Executive Unit Valley Sanitation was found in the town of Toro with a species that had not been recorded so far in its program of zoonosis.

In an abandoned tunnel, which was often used for mining activities, technicians captured a pair of the species’ Peropteryx kappleri ‘, known as’ dog-faced bats great. ”

They feed on insects in open fields so as Sanitation Implementation Unit are excellent pest controllers that can be harmful to humans.

The director of the Foundation of Colombia Lina Proaves Daza said the rediscovery is an example of why it is important to establish protected areas.

By Gustavo Carrasquel | ANCA24

About ANCA24canada

Environmental, Ecologists and Conservationist news from the Americas
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