Dolphins favourite food are
lanternfish
Phytoplankton + ocean manure produce
oxygen
Phytoplankton are
The ocean tiniest plants.
Dolphins are important for our planet because
They help fertilize the ocean
Due to over fishing,
One third of fish species are extinct
Phytoplankton is very important for our planet because
It produces half of the world’s oxygen
A group of dolphins is called
A pod
The open oceans are the world's largest
ecosystems
An ecosystem is
a large community of living organisms living together
What surface of the Earth is covered by oceans?
70 % of the Earth's surface is covered by oceans.
An ecosystem has
animals, plants and non-living things such as rocks.
A food chain is when
A big fish eats a smaller fish.
What happens in a food chain?
All the organisms depend on each other to live.