Tyrannosaurus rex ‘tyrant lizard’

Large carnivores, perhaps the best known of dinosaurs.

Quetzalcoatlus, a giant pterosaur

Quetzalcoatlus was one of the largest known flying animals of all time.

Bacteria (spheres, rods, spirals)

Bacteria occur in a wide range of shapes, including spheres, rods and spirals.


A mushroom is the fleshy fruiting body of a fungus, made up from hyphae.

The anatomy of leaves

This animation presents the main types of leaves and the differences between monocot and...

Common bottlenose dolphin

Bottlenose dolphins are sea mammals which use ultrasound for orientation.

The flowers of angiosperms

The animation demonstrates the different flower types of angiosperms.

Roman snail

A widespread snail species, also popular as food.


This bizarre-looking fish uses its bioluminescent lure to catch its prey. The animation...


The animations demonstrates the structure of a typical flower.

European crayfish

A type of large freshwater crayfish widespread in Europe.

The life cycle of vertebrates

The life cycle of vertebrates starts with the production of the reproductive cells of an...


Our gametes are haploid cells produced from diploid cells by meiosis, a special type of...


Viruses consist of protein and DNA or RNA, they reprogram infected cells to produce more...

Euglena viridis

Unicellular eukaryotes living in freshwaters, capable of feeding autotrophically and...

Animal and plant cells, cellular organelles

Eukaryotic cells contain a number of organelles.


Cereals are species of grasses cultivated for their edible grains.

English oak

This animation shows how trees change throughout the seasons, demonstrated by the example...

Veiled chameleon

Chameleons are reptiles with an ability to change their colors.

Bacteria (advanced)

Bacteria are unicellular organisms that have no cell walls and are a few micrometers in...

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