When a marine turtle is incidentally by-caught by a longliner, fishermen try to cut the line — without hauling it on board — and release the turtle into the sea. However, a research published in the journalMarine Ecology Progress Series alerts that about 40% of post-released turtles die some months later due to the impact of longline fishing. Leer más.
Quick—when you think of an agitated anole, what’s the first thing that comes to mind? Perhaps a quick color change, maybe even some squeaking and biting and, of course, a couple flashes of the dewlap all may have been high on the list. Well, not to be outdone by its cousins from the new world, the Middle-eastern yellow-spotted Agama (Trapelus flavimaculatus) has come up with a spectacular display that involves all three behaviors listed above. Leer más.
Allosauroid theropods were a diverse and widespread radiation of Jurassic–Cretaceous megapredators. Achieving some of the largest body sizes among theropod dinosaurs, these colossal hunters dominated terrestrial ecosystems until a faunal turnover redefined apex predator guild occupancy during the final 20 million years of the Cretaceous. Leer más.