Colón, Panamá: Guía para principiantes. Leer más.
As 2011 comes to a close Durrell Wildlife Conservation Trust is celebrating 25 successful years of saving species from extinction in Madagascar with the reintroduction into the wild of 20 captive-bred ploughshare tortoises, or angonoka, the world’s most threatened tortoise and the first species Durrell worked with in Madagascar. Leer más.
It is the greatest mass extinction since the dinosaurs. Population by population, species by species, amphibians are vanishing off the face of the Earth. Despite international alarm and a decade and a half of scientists scrambling for answers, the steady hemorrhaging of amphibians continues like a leaky faucet that cannot be fixed or a wound that will not heal. Leer más.
For the first time, the presence of large bodied herbivorous dinosaurs in Antarctica has been recorded. Until now, remains of sauropoda – one of the most diverse and geographically widespread species of herbivorous dinosaurs – had been recovered from all continental landmasses, except Antarctica. Dr. Ignacio Alejandro Cerda, from CONICET in Argentina, and his team’s identification of the remains of the sauropod dinosaur suggests that advanced titanosaurs (plant-eating, sauropod dinosaurs) achieved a global distribution at least by the Late Cretaceous*. Their work has just been published online in Springer’s journal, Naturwissenschaften – The Science of Nature. Leer más.