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Giant sequoias are the world's largest living organisms by mass.
giant sequoias, pine, evergreen, needle, cone, tribe, tree, forest, coniferous forest, plant, gymnosperm, biology
The layers of different types of forests may vary.
One of the most common tree of the pine family, native to Eurasia.
Deforestation has a negative impact on the environment.
This animation shows how trees change throughout the seasons, demonstrated by the example of English oaks.
This animation demonstrates how horse chestnut trees change throughout the seasons.
The two groups of angiosperms are monocots and dicots.
This animation compares the life cycles of mosses and ferns, helping to understand the general life cycle of plants.
This animation presents the main types of leaves and the differences between monocot and dicot leaves.
This animation demonstrates the anatomy of tulips, daffodils and snowdrops.
The pericarp of real fruits develops from the carpel, while the pericarp of pseudofruits develops from other parts of flowers.
Pollen serves to fertilise the egg of plants. Pollen grains come in a variety of shapes and sizes, characteristic of the species.
Dicotyledons have two embryonic leaves (cotyledons), while monototyledons have only one.