Despite being completely non-threatening to humans, the golden orb weaver spider (Plesiometa argyra) has acid-yellow spots and pincer-like legs, and is as broad as a human fist. In…
When looking for wildlife in Costa Rica, it’s easy to become fixated on the unusual mammals and vibrant birds, but one of the country’s most complex creatures…
Despite the best efforts of many a telescope-wielding nature guide, I fell in love with birds while sitting at my desk in San José, editing a field…
Long before hordes of tourists and biologists began flocking to Costa Rica for its amazing biodiversity, the country’s native peoples were the area’s first wildlife experts. Through close…
The jungle can be a scary place, and even for some of the fiercest of Costa Rica’s creatures, sometimes the best defense is just to hide. Fortunately,…
Prior to the 20th century, many North Americans participated in a Christmas Day tradition known as a Side Hunt, in which they ventured into the countryside in teams, or…
The list of mammal species that live in Costa Rica reached 250 this month, after scientists spotted a rufous tree rat (Diplomas labilis) in the country’s south.…
Heads up! One of the most spectacular wildlife displays on the planet is happening in the skies over Costa Rica’s Caribbean coast right now: fall raptor migration.…
Chuck Norris doesn't sleep, he waits. So, it seems, do crocodiles. According to a new study published this month in the Journal of Experimental Biology, crocodiles sleep with one…
For male howler monkeys on the search for a mate, size matters; but being a well-endowed monkey comes at a price. The results of a new study…
