Smithsonian researchers working in Colombia’s Cerrejón coal mine have unearthed the first megafossil evidence of a neotropical rainforest. Titanoboa, the world’s biggest snake, lived in this forest 58 ...

This article addresses central themes in the study of tropical biodiversity, exploring the roles that speciation, extinction, and dispersal play in the formation of regional assemblages. The ...

Researchers observed and recorded captive neotropical river otters in Brazil and published the first formal description of their vocal repertoire. Neotropical river otters make six sounds, ...

A recent study from the Smithsonian Tropical Research Institute (STRI) reveals that, despite their outsized ecological impact, the diversity of ants in the American tropics and their behavior remain ...

The Neotropical otter (Lontra longicaudis) should not be considered threatened by the IUCN Red List, according to a new paper in mongabay.com’s open-access journal Tropical Conservation Science.

Neotropical songbirds arrive in the trees at Houston Audubon's High Island bird sanctuaries during April's migration season, filling many of us with a sense of childlike wonder. A child would be ...

May 26 (UPI) --The neotropical otter of Brazil uses a surprisingly rich vocal range when communicating, according to a study published Tuesday in the journal PLOS One. Studies of otter vocalization ...

It’s hard to fathom how billions of neotropical songbirds, like warblers, tanagers and orioles, migrate thousands of miles from their winter homes in Central and South America, gather at Mexico’s ...

ELEC copy Gift from the Margery Masinter Foundation Endowment for Illustrated Books. La biblioteca recibió apoyo federal del Fondo de Iniciativas Latinas, administrado por el Centro Latino Smithsonian ...

The Hymenoptera (ants, bees and wasps) are one of the most species rich and diverse groups of living organisms on the planet. Within insects, the order is probably rivalled in size only by the Diptera ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Tropical rainforests mainly occur in the World's equatorial regions. Tropical ...