Groovy23
Environmentalist
Reged: 09/08/06
Posts: 1230
Loc: Central London, UK.
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An expedition to the rainforests of Guyana has discovered species new to science.
A team of researchers and wildlife film-makers spent six weeks searching the pristine forest as part of a BBC documentary.
 The Goliath spider has fangs that are 2.5cm (1in) long and minutely barbed abdominal hairs, which it flicks into the face of potential predators to great effect.
Click here to watch video pt 1 Parasitic vampire catfish caught on camera for the first time
The group believes it has revealed two fish species, one frog species and a number of bat flies that have not been described previously.
"In a short time, we caught hundreds of species, 10% of which may be new to science. It was unreal, unbelievable," exclaimed Dr George McGavin, a zoologist and one of the four presenters of the documentary.
 This sabre-tooth fish was the strangest catch for the first fish survey of the Upper Essequibo River.
He added: "Catching is the easy bit, the hard bit is going back to the lab and examining the species, comparing them to collections and books - seeing if they are new to science. One hour in the field can equal hundreds of hours in the lab."
Dr McGavin told the BBC News Website: "The expedition captured on film the discovery of the strongest candidates for new species - two fishes."
 The horned frog hides in the leaf litter and lies in ambush for passing prey.
These are a small banded fish (Hemiodus sp.) netted near the expedition's base camp, and a parasitic catfish (Vandellia sp.) that fell out of the gills of a larger catfish.
Click here to watch video pt 2 First glimpse of the new small banded fish
The expedition also filmed the world's heaviest snake, the anaconda, "which looked like a pile of tractor tyres," said Dr McGavin. It also shows the world's largest eagle, the harpy eagle.
 The emerald tree boa (Corallus caninus) feeds on rodents and snakes.
Dr McGavin's highlight, however, was holding the Goliath spider. "It was quite a thrill, luring this spider, the size of a soup plate, out of its hole and holding it. Although I can see that this wouldn't be everyone's idea of fun," he laughed.
The film aims to highlight the need to save this truly unique rainforest.
"We have a choice, we really are at the cross-roads now. We can decide to keep these rich hotspots of nature or see them razed to the ground," said Dr McGavin.
 This crazy looking caterpillar was found near the base camp.
He added: "If we lose the species at the rate we are going, we will be losing untold riches."
 Golden rocket frog
Source: BBC
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erreka
Gamer
Reged: 03/19/08
Posts: 380
Loc: Basque Country
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Groovy, thanks for your informative posts. Amazing animals.
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