Toad disguises itself as deadly viper to avoid attack

The first study of a toad mimicking a venomous snake reveals that it likely imitates one of Africa's largest vipers in both appearance and behavior, according to results published in the Journal of Natural History.

Niger floods force 23,000 from their homes

Floods in southeast Niger have forced 23,000 people to flee their homes since early October, officials said Saturday, threatening a new humanitarian crisis in a region already wracked by Boko Haram Islamist violence.