Why Butterflies Gather On Tropical Sands. by mutant_bunny 2011/09/15 14:38
Millions of dazzling yellow male heliconia butterflies are drawn to South America's tropical rivers, such as the Amazon and Orinoco.
Millions of dazzling yellow male heliconia butterflies are drawn to South America's tropical rivers, such as the Amazon and Orinoco.
mutant_bunny 2011/09/15 14:41
Attracted by the mineral-rich wet sand and puddles, they crowd together on the shore, each one drawing up a solution of minerals and salts through its long, curling proboscis.
During mating, the male butterfly transfers much of his sodium to the female in a sperm package, and he comes to the riverbanks to replenish his supplies. Sodium is essential for the working of their nerves and muscles.
Attracted by the mineral-rich wet sand and puddles, they crowd together on the shore, each one drawing up a solution of minerals and salts through its long, curling proboscis.
During mating, the male butterfly transfers much of his sodium to the female in a sperm package, and he comes to the riverbanks to replenish his supplies. Sodium is essential for the working of their nerves and muscles.
thanks for sharing.
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