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The coconut crab can take a coconut from the ground and cut it to a husk nut, take it with its claw, climb up a tree 10 m (33 ft) high and drop the husk nut, to access the coconut flesh inside. [51] They often descend from the trees by falling, and can survive a fall of at least 4.5 m (15 ft) unhurt. [ 52 ]
Adult red crabs have no natural predators on Christmas Island. [12] The yellow crazy ant, an invasive species accidentally introduced to Christmas Island and Australia from Africa, is believed to have killed 10–15 million red crabs (one-quarter to one-third of the total population) in recent years. [4]
Christmas Island National Park is a national park occupying most of Christmas Island, an Australian territory in the Indian Ocean southwest of Indonesia. [1] The park is home to many species of animal and plant life, including the eponymous Christmas Island red crab, whose annual migration sees around 100 million crabs move to the sea to spawn.
Video from Christmas Island National Park in Australia shows the bright red crabs along a road, dotting the landscape in red. "It's shaping up to be a bumper year for the red crab migration!"
The crabs can travel up to 1.46 km (0.91 mi) in a day, and up to 4 km (2.5 mi) in total. [4] Only a few land crabs, including certain Geosesarma species, have direct development (the mother carries the eggs until they have become tiny, fully developed crabs), and these do not need access to water to breed.
Millions of red crabs on Australia's Christmas Island have made their way to the ocean to breed. The timing of the annual migration is determined by the phase of the moon, according to Parks ...
Hermit crab species range in size and shape, from species only a few millimeters long to Coenobita brevimanus (Indos Crab), which can approach the size of a coconut and live 12–70 years. The shell-less hermit crab Birgus latro (coconut crab) is the world's largest terrestrial invertebrate.
Coconut crabs then descended up her corpse, eating her remains and leaving her bones scattered about the island, notes Newsweek. That theory was supported, in part, ...