Cobra is a venomous snake belonging to the family Elapidae. However, not all snakes commonly referred to as cobras are of the same genus, or even of the same family. The name is short for cobra de capelo or cobra-de-capelo, which is Portuguese for "snake with hood", or "hood-snake". spitting cobras, a subset of Naja species with the ability to eject venom from its fangs in self-defense
any member of the genus Boulengerina, a.k.a. water cobras, a group of venomous elapids any member of the genus Pseudohaje, a.k.a. tree cobras, a group of venomous elapids found in Africa.
Paranaja multifasciata, a.k.a. the burrowing cobra, a venomous elapid species found in Africa
Ophiophagus hannah, a.k.a. the king cobra, a venomous elapid species found in India and southern Asia.
Hemachatus haemachatus, a.k.a. the ringhals or ring-necked spitting cobra, a venomous elapid species found in Africa.
Micrurus fulvius, a.k.a. the American cobra or eastern coral snake, a venomous elapid species found in the southeastern United States
Hydrodynastes gigas, a.k.a. the false water cobra, a mildly venomous colubrid species found in South America any member of the genus Naja, also known as typical cobras (with the characteristic ability to raise the front quarters of their bodies off the ground and flatten their necks in a threatening gesture), a group of venomous elapids found in Africa and Asia