Conservationists suspect manatees are suffering from a lack of sea grass, which the beloved sea cows eat.
Actor Dave Bautista wants to find the "low life scummy MAGATS that did this."
The U.S. Fish and Wildlife Service said whoever etched the letters into algae on the animal's skin may have violated the Endangered Species Act.
The algae bloom, which may have killed as many as 127 manatees this year, has reached the Tampa Bay area.
Dozens of manatees and hundreds of sea turtles have died in the longest-running red tide outbreak since 2006.
Recovering manatees has required concerted efforts by many dedicated stakeholders, including federal, state and municipal governments, nonprofits, the private sector and individual citizens.
To get the most out of your rainforest experience, you have to either do a night walk, or a night boat ride with a guide and a spotlight to try to see the many nocturnal species of the Amazon.