Levels of lead and other heavy metals spiked in L.A.’s coastal waters after the January fires, raising serious concerns for ...

A new study based on two decades of data shows what happens in an ocean ecosystem without great white sharks. Great white ...

The result? A frightening phenomenon that's making seawater more acidic, spelling disaster for many marine animals, from plankton and coral up the food chain to sea stars, salmon, sea otters, whales — ...

Sea lions and dolphins can be seen along LA coastlines from Long Beach to Malibu as toxic algal bloom continues to increase.

NARRATOR: What is a food chain? All living things, including humans, animals and plants, need energy to live. But where do they get their energy from? The answer is easy - all living things get ...

Excrement from the Northern Territory's saltwater crocodile population might ... claims it could be helping support the base of the food chain in the Top End's flood plains. Predation pressure ...

But if we look at something called a food chain we can see that all the energy animals get from their food originally comes from around 93 million miles away. Is that possible? Can you guess where ...

Hundreds of animals have washed up sick or ... "Species at each level of the food chain, from invertebrates to fish, birds, marine mammals and humans, can be affected differently based on their ...