Yik Yak works by combining the technologies of GPS and instant messaging, allowing users to anonymously microblog to other nearby users. Before loading messages, the Yik Yak app determines the user's location and groups them into pockets of 1.5 mile (2.4 kilometre) radius zones. Within these zones, anyone inside the radius can post and read other people's âyaksâ. Yik Yak is effectively an anonymous bulletin board.
All parts of the plant are poisonous. If chewed or swallowed symptoms can cause immediate pain or a burning sensation and swelling of the lips, mouth, tongue and throat. Contact dermatitis may also occur in sensitive individuals.ll parts of the plant are poisonous. If chewed or swallowed symptoms can cause immediate pain or a burning sensation and swelling of the lips, mouth, tongue and throat. Contact dermatitis may also occur in sensitive individuals.
Africa has some of the most dangerous and venomous snakes in the world. Get your facts and information about the Black Mamba, Boomslang, Puff Adder, Gaboon Viper, Egyptian Cobra and more of Africa's deadly snakes.Find out what the different types of snake venom will do to the victims body.enomous snakes will often avoid humans, and if they bite they rarely inject their full venom load. 18161462@N00/Flickr/CC BY 2.0. The Black Mamba (Dendroaspis polylepis) is one of Africa's most dangerous snakes and feared in East, Central and Southern Africa.