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Porifera (Sponges)

Sponges are the simplest animals. They live in water and are multicellular. They lack true tissues and organ systems and have no body symmetry.

There are 3 videos in this category and 0 videos in 0 subcategories.

Category Videos
Not Right For WatchKnowLearn
Ages: 8 - 18
457 Views:
Sponge Feeding
From YouTube
If the sponge is an animal, then it must eat to survive.  How does it feed itself when it has no obvious mouth?  Find out by watching this video.  (05:23)
Found by begamatt in Porifera (Sponges)
May 30, 2012 at 11:49 AM
  • Favorites

Not Right For WatchKnowLearn
Ages: 10 - 18
446 Views:
The Wonderful World of the Sea Sponge
From YouTube, produced by BBC
Kate Humble ventures down the Cayman wall, described as the Himalayas beneath the waves and including one mountain 5 miles deep. At 500 feet down, she experiences the wonderful world of the sea sponge. These creatures are some of the only animals on ... [more]
Found by begamatt in Porifera (Sponges)
May 30, 2012 at 11:52 AM
  • Favorites

Not Right For WatchKnowLearn
Ages: 8 - 18
394 Views:
Filtering Barrel and Chimney Sponges
From YouTube
This is a snippet from the Cayman's video that demonstrates (using a harmless ink) how sponges filter water.  Set to music with no narration.  (01:30)
Found by begamatt in Porifera (Sponges)
May 30, 2012 at 11:45 AM
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