Water Hyacinth (Eichhornia crassipes) is a floating aquatic plant native to the Amazon Basin in South America. It produces striking, lavender-blue flowers and glossy, green leaves that float on ...
The source of their toxicity is unknown, but scientists assume that it may be from plant poisons ... million litres of water flows over the Iguazu falls every second South America is also home ...
South America ... with its mouth taking water into the Atlantic Ocean. Piranhas have adapted to live in the Amazon River. Their teeth are designed to tear through plants and animals.
No one's sure how the South American water hyacinth invaded Africa's Lake Victoria but there's little doubt as to the damages it has caused. In 1989, the weed was spotted in the lake and seven ...