The Animorphs are fighting to save the world from parasite aliens called Yeerks. Yeerks are the main antagonists in the series, but the protagonists also interact with other evil entities such as the superbeing Crayak. The main Yeerk antagonist is Visser 3, leader of the Yeerk invasion on Earth.
In the "Animorphs" series, the main antagonists are the Yeerks, a race of parasitic aliens that infest and control the minds of other species. The Yeerks are led by the ruthless Visser Three, who can morph into various creatures and poses a significant threat to the Animorphs and Earth. Their goal is to conquer and enslave other species, making them a formidable enemy throughout the series.
Animorphs was created in 1996.
The ISBN of The Hidden - Animorphs - is 0439106788.
The Sacrifice - Animorphs - was created in 2001.
The ISBN of The Experiment - Animorphs - is 0590762613.
The Unexpected - Animorphs - was created in 2000-07.
The Unexpected - Animorphs - has 143 pages.
The Separation - Animorphs - has 158 pages.
The Separation - Animorphs - was created in 1999-07.
The Mutation - Animorphs - was created in 1999-11.
The Mutation - Animorphs - has 142 pages.
The Resistance - Animorphs - was created in 202000-10.