Миграция красных крабов на о. Рождества

Clip from the IMAX film Amazing Journeys. The red crab is by far the most obvious of the 14 species of land crabs on Christmas Island. Every year over 150 million red crabs move from inland shelters to the shore for their annual breeding season. This occurs at the beginning of the wet season (usually October, November). The main migration can last up to 18 days. Masses of crabs gather into broad columns as they move toward the coast, climbing down high inland cliff faces, and over or arou