Osa Peninsula

Name: Osa Peninsula
Address: Costa Rica

Costa Rica · peninsula

Osa Peninsula, Costa Rica — Photo: David Broad, CC BY 3.0, via Wikimedia Commons.

No gazetted boundary is drawn for Osa Peninsula, so the counts below cover an approximate area centred on 8.55°, -83.50°.

10 km zone · medium confidence · updated 41 days ago

Recorded in and around Osa Peninsula

Species: 4,264
Grid cells: 10,616
Records: 1,315,537

Insects 3,589
Birds 324
Bony fish 158
Reptiles 69
Mammals 66
Amphibians 50
Sharks and rays 8

Species with at least one recorded territory whose grid cell centres fall in or near Osa Peninsula. Cells are up to 25 km across, so an animal counted here may have been recorded just outside the boundary. This is not a park checklist, and the counts follow where people look as much as what lives there.

Likely encounters

mammalEN

Sensitive · location generalised

Baird's Tapir

Tapirus bairdii

Ancient forest engineer; patience is the only technique.

Very likelyCR

insectLC

Blue Morpho

Morpho helenor

Electric blue flashes down forest paths, impossible to photograph in flight.

Very likelyCR

reptileLC

Green Iguana

Iguana iguana

Basking in the crowns of trees along slow rivers.

Very likelyCR

mammalVU

Mantled Howler Monkey

Alouatta palliata

The sound of the neotropics at first light.

Very likelyCR

amphibianLC

Red-eyed Tree Frog

Agalychnis callidryas

Night walks after rain, leaves at eye level.

Very likelyCR

birdLC

Scarlet Macaw

Ara macao

Pairs streaking above the beach almond trees at Carara.

Very likelyCR

mammalLC

Three-toed Sloth

Bradypus variegatus

Slow-motion cecropia specialists: look up, then look up again.

Very likelyCR

mammalVU

White-faced Capuchin

Cebus imitator

Clever, curious troops. Do not feed them, ever.

Very likelyCR

birdNT

Keel-billed Toucan

Ramphastos sulfuratus

Improbable bill, croaking calls above the canopy.

PossibleCR

mammalNT

Sensitive · location generalised

Jaguar

Panthera onca

Tracks along the beach at Corcovado; the animal itself is a gift.

UncommonCR

Chances by species: Baird's Tapir, Blue Morpho, Green Iguana, Mantled Howler Monkey, Red-eyed Tree Frog, Scarlet Macaw, Three-toed Sloth, White-faced Capuchin, Keel-billed Toucan, Jaguar

Most recorded here

The species with the most open occurrence records in and around Osa Peninsula, among those a photograph exists for. Most recorded is not most numerous: it rewards animals that are common, conspicuous and live where people go.