Hydra /ˈhaɪdrə/ is a genus of small, fresh-water animals of the phylum Cnidaria
and class ... Once fully extended, the tentacles are slowly manoeuvred around
waiting for contact with ...
Dec 22, 2015 ... In ancient Greek myth, the Hydra was a multi-headed monster that grew two more
heads for every one that it lost. As it turns out, the real-life ...
Hydra, genus of invertebrate freshwater animals of the class Hydrozoa (phylum ...
The hydra known to zoologists is a small aquatic animal only about 1.2 inches ...
Mar 10, 2016 ... Imagine sitting down to a nice dinner with friends and family. Then, when the food
is fully served, everyone suddenly rips their faces open to ...
Mar 8, 2016 ... There's a small, tentacled freshwater animal called a hydra, whose mouth
disappears every time it closes. I really mean that: it disappears.
Video of Hydra! Hydra is the name of a many-headed water beast in Greek
Mythology…but it's a real animal too! Hydra is a cnidarian; It is exclusively a ...
If disturbed, a hydra will contract its body and tentacles, so that it now ... the basal
disc produces a gas bubble which carries the animal up to the water surface.
Jan 30, 2015 ... Scientists believe that the hydra may be able to eternally resist going ... of less
than half an inch in length, they are marvels of the animal world.
Mar 1, 2007 ... A live video capture of a Hyrda using the bright field mircoscope technique.
Sep 22, 2013 ... A hydra belongs to the phylum Cnidaria: a freshwater jellyfish that resembles a
long, skinny, sea anemone. Its tentacles wave about the ...