फ्री वीडियो देखें Slower Fiddler Crabs Beach

(27.1 MB) 19 Nov 2017 को जोड़ा गया 55 बार खेला गया Nature Water Animal Time-Lapse
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Slower Fiddler Crabs Beach

एनिमेशन का विवरण:

Fiddler crabs feeding at low tide. Imagine the impact of the BP oil spill on populations further west along the coasts of Alabama, Mississippi, and Louisiana. I wonder how and if they have recovered.

This is on a narrow barrier island. It appears to me that the crabs leave their burrows near low tide and march in mass along the beach until they find a breach in the layer of flotsam and grass that borders the beach. There they flood onto the tidal flats to feed. There appears to be a layer of algae attached to the sand about 25 yards out that they migrate towards at the lowest stage of the tide. I wonder if they are vegetarian.

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