Javier Aznar González de Rueda

Javier Aznar González de Rueda is a Spanish photographer focused on natural history and wildlife conservation.

A dugong, also known as a sea cow, in a protected marine reserve in the Philippines. On the mammal’s underside, remora fish snack on parasites—and dugong poop.

The Dugong, a Huggable, Seagrass-Loving Sea Cow, Has a New Best Friend: Drones

Keeping tabs on the species' populations is surprisingly hard. A new aerial effort tracks the marks they leave behind

The lizards likely reached the islands by hitching a ride on logs, vegetation or other debris, and diverged from their terrestrial cousins some 4.5 million years ago.

Behold: The Galápagos’ Marine Iguana

This quirky icon of evolution faces a rocky future

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