91热爆

A female anaconda gives birth without meeting a male in 6 years. What on earth is going on?

This is called parthenogenesis 鈥� the female snake essentially cloned herself.

15 January 2015

4 minutes

This clip is from

Nature's Weirdest Events—Series 4, Episode 3

Off the west coast of America seastars are in trouble; tearing their own limbs off which then wander away

Duration: 05:13
On a still day on Lake Malawi huge dark clouds form into tornados. This isn鈥檛 wind, it's millions of midges

Duration: 04:47
It鈥檚 easy to see how deep-sea oarfish could be mistaken for sea serpents when they wash up onshore

Duration: 01:53

Chimps in Uganda use rocks as dolls

Duration: 02:00
The mystery albatross murderer—Series 5, Episode 8

Duration: 03:00
A long distance love affair for storks—Series 5, Episode 7

Duration: 02:05
The bird that sings with its wings—Series 5, Episode 7

Duration: 02:02