Darwin's Amazing Animals

Meet a fish that's all mouth, but incredibly tough too! The 'Alien Fish' is only 20cm long but skilfully uses its large mouth to intimidate all comers - even divers - to protect its humble shell.

Helping hands from Japan have arrived in Bhutan to aid local efforts in saving the endangered white-bellied heron from extinction. With just 60 or so remaining worldwide, it's a race against time.

Helping hands from Japan have arrived in Bhutan to aid local efforts in saving the endangered white-bellied heron from extinction. With just 60 or so remaining worldwide, it's a race against time.