Kingdra sleeps on the seafloor where it is otherwise devoid of life. When a storm arrives, the Pokémon is said to awaken and wander about in search of prey. It stores energy by sleeping at underwater depths at which no other life-forms can survive. It is said that it usually hides in underwater caves. It can create whirlpools by yawning.
Pokédex entry #230
Kingdra is a type dragon and water Pokémon that evolves from horsea and seadra.
Kingdra in Pokémon GO
It's possible to hatch Kingdra from an egg?
No, Kingdra can't be hatched.
Which are Kingdra’s strengths and weaknesses?
Kingdra is a dragon and water type Pokémon. dragon type pokémons but weak against ice, fairy pokémons. water type pokémons are strong against fire, ground, rock pokémons but weak against water, grass, dragon, electric pokémons.