Daphnia magna was created in 1820.
It is a species of water flea
The scientific name for daphnia is Daphnia pulex. Daphnia are small, planktonic crustaceans commonly used in scientific research as a model organism due to their transparent bodies and ease of cultivation in the laboratory.
In freshwater pollutant testing, various species of Daphnia are used.(Daphnia magna and Daphnia pulex being most common). Specimens are added to the sample, and then the amount of time until death is one of the many ways they are used to identify the presence of and concentrations of various chemicals. These results are compared with results of similar tests in a lab environment.
No, Daphnia can not eat Hydra, Because the Hydra has tentacles to capture the Daphnia and eat it. The Daphnia therefore can not get free which means the Hydra can eat the Daphnia. The Hydra therefore has more force and can eat the Daphnia. Your answer is NO.
daphnia exretes nails and sweat
Daphnia pulex was created in 1758.
Daphnia occidentalis was created in 1986.
Daphnia jollyi was created in 1973.
Daphnia lumholtzi was created in 1885.
Daphnia galeata was created in 1864.
Daphnia coronata was created in 1916.