Science behind the photo #29

The Pantanal, Brazil, August 2005 – Caimans (Caiman crocodilus) are small members of the alligator family found all over Central and Southern America. This one was lounging in shallow water in Brazil’s Pantanal, the largest wetland area on the planet. Caimans are usually four to eight foot (1.5-2.5m) long. They mainly eat fish and molluscs, […]

Science Behind the Photo #28

This is odd behaviour for a southern tamandua anteater (tamandua tetradactyla).  They’re usually found in trees, not wandering open grassland.  In fact, tamanduas are so badly adapted for living on the ground, they have to walk on the outside of their feet to stop their claws piercing their palms. What’s more, being nocturnal, they’re usually […]

Science Behind the Photo #27

Eight million cows roam Brazil’s Pantanal – the world’s largest wetland – and with all that beef chomping through the area’s vegetation, environmentalists are nervous that native mammals could be pushed out.  However, a recent dung study shows their fears may be unfounded. The Pantanal has been home to cattle ranchers since the mid-18th century.  […]

Science Behind the Photo #19

  There can be few species on Earth about which more myths exist than piranhas. Piranhas have an aggressive image as flesh-eaters, able to dilacerate a human body in seconds. While piranhas do occasionally attack humans, this is only usually when water levels are low and there has never been an official recorded death due […]