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Ecology

Bay Leaf

Plants: Leaves

Picture Collections

15 images of some shapes and colours of plant leaves such as shamrocks, purple beech tree leaves and Japanese Maple tree leaves.

How does water move up a plant?

How does water move up a plant?

Hands-on Activities

Do an experiment with celery to learn about the structures that help plants take up water.

Monarch Butterfly

Insects: Part 3

Picture Collections

20 images of some animals such as ants and mosquitoes that have 6 legs and 3 main body parts consisting of a head, thorax and abdomen

Ant, showing mandibles

Insects: Part 1

Picture Collections

10 images of some animals such as ants and mosquitoes that have 6 legs and 3 main body parts consisting of a head, thorax and abdomen.

How do I construct a terrarium?

How do I construct a terrarium?

Hands-on Activities

You can make your own terrarium for growing plants!

Lawn mower mowing grass

How Do Plants Use Chemical Signalling?

STEM Explained

How do plants use scents? Learn how some plants use chemical signals to send messages to animals or other plants.

Clown Fish

Fish: Saltwater

Picture Collections

14 images of some fish such as lion fish, grouper and sharks that live in saltwater environments like oceans, saltwater lakes and aquariums

bees on frame held by beekeeper

How are the World's Bee Populations Doing?

STEM Explained

Bees are important for agriculture. But bee populations face threats. This resource looks at Colony Collapse Disorder, herbicides & pesticides, and more.

Canaries were once used to signal dangers to miners. - Image © Vito Cangiulli, iStockPhoto.com

How Can Birds Help Monitor the Health of Ecosystems?

STEM Explained

Scientists can observe birds to get useful information about the health of, and changes in, an ecosystem.

Goldfish

Fish: Freshwater

Picture Collections

4 images of some fish such as koi that live in freshwater river and lake environments and in freshwater aquariums and garden ponds

Massive algal bloom

Eutrophication: Why you should care about pond scum

STEM Explained

When fertilizers from agriculture get into lakes and rivers, big problems can result for aquatic ecosystems, food chains & webs!

Grey Herons Building Nest

Birds: Nest Construction

Picture Collections

images of some birds in the process of building their nests

Nest With Eggs

Birds: Nests

Picture Collections

10 images of some birds' nests showing various designs, structures and materials used for building them

Chameleon blending in its surroundings

Animals: Adaptation

Picture Collections

11 images of some animals such as lizards and Arctic Hares whose appearance has adapted to provide protection in their environments

Grizzly Bear

Animals: Hibernation

Picture Collections

10 images of some animals such as bears, bats, turtles and lemurs that spend the cold weather in a dormant state