کارت شما خالی استفروشگاه
Reindeer are the northernmost deer species.
Bats use ultrasound to navigate and hunt for prey.
Plants are capable of converting inorganic substances (carbon dioxide and water) into organic sugar.
Eukaryotic cells contain a number of organelles.
Bacteria occur in a wide range of shapes, including spheres, rods and spirals.
This animation compares the life cycles of mosses and ferns, helping to understand the general life cycle of plants.
The two groups of angiosperms are monocots and dicots.
These organs are vital for the survival and development of plants.
Cereals are species of grasses cultivated for their edible grains.
The life cycle of vertebrates starts with the production of the reproductive cells of an individual and ends with the production of the reproductive cells...
Bottlenose dolphins are sea mammals which use ultrasound for orientation.
The layers of different types of forests may vary.
A widespread snail species, also popular as food.
The animation demonstrates the different flower types of angiosperms.
Darwin's legendary voyage aboard HMS Beagle played a crucial role in the development of the Theory of Evolution.
The American bison is the largest land animal in North America.
Geckos can walk on walls or even ceilings. The 3D scene explains this ability.
There are two basic cell types: prokaryotic and eukaryotic cells.
Many freshwater fishes are also popular as food.
Deinonychus antirrhopus, the 'terrible claw', was a carnivorous dromaeosaurid dinosaur.