An organelle is a unique part of a cell that has a specific function. The term is a combination of the word organum, which means instrument or engine, and the suffix -elle, which means... Star Gazing
Female redback spider in the nest showing off her red back. The nest contains a few hundred eggs and is about 12 mm (1/2) in diameter. Female redback spider smiling to the camera, ready to protect her nest.
5 most dangerous spiders. Here we take a look at the fiven most dangerous spiders on earth. The redback spider (Latrodectus hasseltii) is a dangerous spider endemic to Australia. It is a close cousin of pretty known black widow, which is found throughout the world.