No, hydra hasn't been proven real and is labeled a myth
hydra
No, it is not.
The Hydra is a mythological creature. There is no empirical evidence to answer that question. I believe it was a cold blooded animal because of its reptilian nature. That is a guess though.
Brittle star
Heracles
Lernean Hydra.
Hercules/Heracles killed the Nemean Lion and the Hydra.
The Lernean Hydra is killed by Heracles in his second of twelve labors. However why the Hydra is killed is never fully explained.
heracles fought him in a battle so heracles would be one but i also know that the hydra fought with him in battles
Hera had raised the Lernaean Hydra specifically to kill Heracles. She was upset by its defeat and put it in a place of honor among the stars as the constellation Hydra.
He fought a hydra, a lion, a horse, a cerberus, a crab and a pig.
Hercules with the help of his nephew Iolau. However the fight may still be deemed fair as the Hydra had the aid of Cancer (the crab.) Through a complex series of later events it is the venom of the Hydra that eventually kills Hercules.
The hydra of Lake Lerna (called the Lernean Hydra). Killing her was one of Heracles' labors.
laernian hydra, heracles, hera, karkinos
We read this during our mythology unit... HIS NEPHEW LOLAUS.
For every head cut off, the hydra gows two more. To counteract this, Heracles burned each stump of a head.