The two groups of angiosperms are monocots and dicots.
Cereals are species of grasses cultivated for their edible grains.
Our gametes are haploid cells produced from diploid cells by meiosis, a special type of cell division.
Bats use ultrasound to navigate and hunt for prey.
This animation compares the life cycles of mosses and ferns, helping to understand the general life cycle of plants.
Chameleons are reptiles with an ability to change their colours.
Bacteria are unicellular organisms that have no nuclei and are a few micrometres in length.
The layers of different types of forests may vary.
Plants are capable of converting inorganic substances (carbon dioxide and water) into organic sugar.
Certain mushrooms are poisonous and can be fatal for humans when consumed, while others are edible and used widely in cooking.
Darwin's legendary voyage aboard HMS Beagle played a crucial role in the development of the Theory of Evolution.
This animation presents some animals and plants that lived between the Devonian and Permian periods (358–299 million years ago).
Bacteria occur in a wide range of shapes, including spheres, rods and spirals.
Eukaryotic cells contain a number of organelles.
A species of venomous snakes widespread in Europe. Its bite is rarely fatal to humans.
This animation demonstrates the anatomy of tulips, daffodils and snowdrops.
Many freshwater fishes are also popular as food.
Marine mammals, the largest known animals to have ever existed.
The animation demonstrates the most important types of feathers and their fine structure.
Geckos can walk on walls or even ceilings. The 3D scene explains this ability.