Echis

Echis is a genus of venomous vipers found in dry regions of Africa, Middle East, Pakistan, India, and Sri Lanka. The name ""Echis" is a Greek word which means "viper". Echis is also known as the "Saw-scaled Vipers", or the "Carpet Vipers"". They are responsible for most of the snakebites and deaths in the world. There is currently eight species found. 
Description.
The Saw-scaled Vipers are a small group of snakes, with adults growing up to the length of 90 cm (36 in). Its head is short, wide and pear-shaped, its snout is short and round, and it has large eyes.
Where it lives.
The Saw-scaled Viper is found in dry regions (like deserts) in Africa, the Middle East, Pakistan, India, and Sri Lanka.
Diet.
Not much is known about what the Saw-scaled Vipers eat, but some say they eats beetles, spiders, scorpions, centipedes, other snakes, small mammals and birds.
Reproduction.
Most species of the Saw-scaled Viper, like the ones found in Africa, are oviparous meaning they lay eggs, while other species, like the ones found in India, are viviparous meaning they give live birth.