Coconut crab (Birgus latro) in its aquatic habitatPhoto: Jebulon · Image source ·CC0

Animal profile · Crustaceans · Land crab

Coconut crab

Birgus latro

The coconut crab is the world’s largest land-dwelling crustacean. It lives on tropical islands and uses powerful claws to climb and handle tough food.

Not a fish · an aquatic neighbor

Water

Saltwater + Brackish

Tropical island forests, coastal scrub, and burrows near the sea.

Temperature

Range not established

A dependable species-specific wild temperature range was not established from the reviewed sources, so both values are null.

Size

Leg span up to about 1 m (3.3 ft); body length up to about 40 cm (16 in)

About as wide as a large serving tray

Lifespan

May reach maximum size after 40–60 years.

Life expectancy varies with place, conditions, and what scientists have been able to observe.

01 · Signature adaptation

What does it do?

Adults spend almost all their time on land but return to the sea to release larvae. They shelter in burrows and are mainly active at night.

Its superpowerIts exceptionally strong claws can open hard fruits and move heavy objects.

02 · Home coordinates

Where does it live?

Tropical islands across the Indian Ocean and western Pacific.

Regions: Indian Ocean · Western Pacific islands

03 · The menu

What does it eat?

It climbs, forages on land, and uses its claws to tear or crush varied foods.

Omnivore and scavenger: fallen fruit, coconuts, seeds, carrion, small animals.

04 · Remember this

Two wow facts

01

Climbing crab

Coconut crabs can climb trees while searching for fruit and shelter.

Sources [1]

02

Slow giant

Some individuals take 40–60 years to reach their maximum size.

Sources [1]