
Almendro de Rio
Purple flower clusters stand out against a dense green crown.
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Nature Field Guide
Explore wildlife, plants and trees. Learn what to look for and where to find them.
66 profiles

Purple flower clusters stand out against a dense green crown.
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A woody climbing vine that connects Costa Rican forests with the craft of basket weaving.
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This sturdy lizard has a tail ringed with spiny scales.
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Brilliant blue upper wings with broad dark margins.
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Poro poro bears large open yellow flowers with many stamens.
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Huge buttress roots help make a mature ceiba unforgettable.
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An umbrella-shaped crown shelters a world beneath its branches.
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A quick forest-floor rodent that stores seeds for later.
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A ground-dwelling gecko carries dark bands across a warm yellow-tan body.
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A powerful-looking snake may darken from a lighter front to a black tail.
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A segmented tail rattle is a distinctive feature of this dry-forest snake.
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A hoofed forest mammal with a pale collar across dark bristly fur.
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A long-tailed lizard associated with Pacific-slope waterways.
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The common opossum is a marsupial: its young complete an important part of their development attached to their mother's teats, protected in her pouch.
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A rusty forest cuckoo with an exceptionally long tail.
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A familiar brown anole watches from low perches in Pacific-slope landscapes.
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Golden trumpet flowers can brighten the branches of an almost leafless tree.
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Frangipani is a flowering tree with thick branches and clusters of five-lobed blossoms.
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Long limbs and a grasping tail help this monkey move through the canopy.
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A small gray-and-russet canid that can climb trees.
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A large forest bird with a curled crest and contrasting male and female plumage.
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This long forest snake changes its appearance as it grows.
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An exceptionally slender snake resembles a living green vine.
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Bumpy dark fruits and toothed leaves offer clues to a familiar Pacific-slope tree.
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Look for tiny leaflets and curved pods on this dry-forest tree.
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Paired leaflets and hard brown pods identify a forest tree with an important wildlife role.
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A black-and-white woodpecker with a yellow nape.
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A tree whose warm-colored bark invites a closer look.
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A masked falcon named for its far-carrying call.
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Madrono has a smooth-looking trunk that sheds thin flakes of reddish bark.
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A colorful forest bird with a blue crown and long tail.
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A small forest bird famous for coordinated courtship displays.
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A smooth-bodied skink slips between fallen leaves in northwestern Costa Rica.
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A mostly dark coat with a lighter mantle along the sides.
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A strong-bodied burrowing snake explores the dry forests of northwestern Costa Rica.
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This tree-dwelling porcupine has dark coarse hair that can hide many of its protective quills.
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This armadillo wears a covering of bony plates, with flexible bands across its middle so it can bend while walking.
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A very long tail follows this slender snake through open woodland.
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The northern naked-tailed armadillo is a digging specialist.
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A climbing anteater with a dark vest pattern and a long sticky tongue.
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An agile green parakeet with an orange forehead and long pointed tail.
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Large brown wings.
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A wood turtle with colorful head and limb markings.
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Carao has pink flower clusters and unusually long, thick brown seed pods.
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A large forest snake shows how much color and pattern can vary within one species.
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A long-tailed, unspotted wild cat that uses many forest types.
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A small bird with red feet and a slender curved bill.
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Dark saddle-shaped blotches cross the back of a large-eyed snake.
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A native tree whose pink trumpet flowers brighten forest edges and open landscapes.
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A slender racer carries a hint of pink beneath its brown-and-olive camouflage.
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Red, yellow and blue wings brighten Costa Rica’s Pacific forests.
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This small skunk has a dark coat patterned with broken pale stripes and patches.
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Small yellow-green speckles brighten a dark snake moving through low vegetation.
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The striped hog-nosed skunk has a broad bare nose that helps distinguish it from other skunks.
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A seasonal tanager whose adult male is red all over.
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A soaring scavenger with a red adult head.
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A turquoise eyebrow and racket-shaped tail make this bird memorable.
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Paired dark bands make an eye-catching pattern on a slender forest snake.
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A daytime tree-dweller whose colors vary across its range.
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Despite its name, the Virginia opossum's native range reaches Costa Rica.
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A social monkey with a pale face, shoulders and chest.
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A long-snouted forest forager often seen with its tail held upright.
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A browsing mammal whose raised tail reveals a white underside.
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A sociable jay with a sweeping blue tail and curled crest.
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A native gecko with expanded toe tips and small raised scales on its back.
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Adult males wear a golden-orange head above a darker body.
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