Stuburinių gyvenimo ciklas

Stuburinių gyvenimo ciklas

Stuburinių gyvenimo ciklas prasideda nuo individo reprodukcinių ląstelių gamybos,o baigiasi naujos karto reprodukcinių ląstelių gamybos

Biologija

Raktiniai žodžiai

Stuburiniai gyvūnai, gyvenimo ciklas, plėtra, ontogenezė, Ropliai, Amfibija, paukštis, žinduolis, Žuvys, Paprastasis karpis, Kengūra, Žolės gyvatė, Pienelis, raudonas elnias, Vištiena, valgomas varlė, Nidicolous, placentas, suaugęs, sterblinis, Precocial, kiaušinis, embrionas, buožgalvis, Žiauną, Plaučių, Tręšimas, Poravimas, Minkštas šveitimas kiaušinis, Paukščių kiaušinis, krūtis, motinos pienas, Placenta, vaisius, Inkubacija, Lizdas, Morula, kepkite, gyvūnas, Stuburo dalis, biologija

Susiję elementai

Vaizdai

Susiję elementai

African elephant

The largest land mammal on Earth.

Anatomy of the spinal cord

The spinal cord is the part of the central nervous system running inside the spinal column from which spinal nerves branch out.

Axolotl

The axolotl, also known as Mexican salamander, is an amphibian species that keeps its gills even in adulthood.

Common blackbird

This animation demonstrates birds' bones and eggs through the example of the common blackbird.

Common carp

Freshwater fish used as food in many parts of the world.

Common European viper

A species of venomous snakes widespread in Europe. Its bite is rarely fatal to humans.

Darwin's legendary voyage

Darwin's legendary voyage aboard HMS Beagle played a crucial role in the development of the Theory of Evolution.

Diversity of light-detecting organs

Several analogous types of eyes have developed independently through convergent evolution.

Eastern grey kangaroo

One of the largest marsupials.

Edible frog

This animation demonstrates the anatomy of amphibians through the example of a common species of frogs.

Grass snake

A type of snake with a characteristic spot on its neck.

How do fish breathe?

Blood vessels in fishes' gills absorb oxygen and release carbon dioxide.

Marsh harrier

Marsh harriers are birds of prey found almost worldwide.

Naminiai gyvūnai

Šioje animacijoje vaizduojami gyvūnai, kurių tam tikras mėsos dalis dažnai perkame parduotuvėse.

Red deer

Red deer are even-toed ungulates, ruminants. Their males have spectacular antlers.

Reindeer

Reindeer are the northernmost deer species.

Types of dentition in mammals

The dentition of different species of mammals reflect their feeding habits.

Vertebrate brain evolution

During the evolution of vertebrates the relative development of brain areas has changed.

Western jackdaw

Groups of western jackdaws are frequently found in cities. Konrad Lorenz analysed the complex social behaviour of these animals.

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