pike

The food chain, Sea

“Natural systems” – Global. The continents and oceans. Zonal natural complexes. Savannah. The natural areas. Climate. Taiga. Major. The lower part of the atmosphere. Flora. The Arctic desert. “Component”-in translation from Latin means “a constituent part of a whole”. J. Lamarck. Mixed and wide kristenye forest. The whole biosphere.

“Diversity of organisms” – Plants. HOMEWORK: PREPARE FOR WRITTEN TEST EXAMINATION OF THE ENTRIES IN THE NOTEBOOK. 2. Aquatic environment (fish, shellfish, seaweed, whales, jellyfish, etc.). Viruses. 4. Land-air-water (waterfowl, dragonflies, mosquitoes, etc.). 3. Terrestrial-aquatic (amphibians, crocodiles, marine turtles, etc.).

“Habitat” organisms – Each organism adapted to life in a particular environment. Environment – the conditions surrounding the organism. Distinguish between land– air, water and soil environment. Adaptations of plants. Well developed organs: root, stem, leaves, etc. Adaptations for pollination: bright color of flowers, the fragrance of Fixtures to maintain moisture. Continue reading

Predatory aquarium fish

Quote: “Who wants to live must fight. And who doesn’t want to resist in this world
eternal struggle, he has no right to life”.
Dear reader, this article focuses on the predators freshwater aquarium. Online wanders a lot of tall tales on the subject, to the extent that Angelfish is fierce predators of the aquarium.
Therefore, before to lay out our selection of predatory fish, let us define the concepts.
All animals can be divided into carnivores and herbivores:
CARNIVOROUS – those who feed exclusively on meat.
HERBIVORES are those who eat only plants.
Now it is worth noting the fact that in nature is very rare to find a PREDATORY ANIMAL that eats only meat. For example, cats! Cats are predators, but all the happy owners of Barsik and Murzik know that their Pets love to chew grass and house plants.
Same situation is with fish. In a huge aquarium the Kingdom very hard to find “fish masueco”. Perhaps that would not. Do not renounce, but in the diet of all aquarium fishes includes both plant and animal food.
From the above we can conclude – PREDATORY AQUARIUM FISH in the true sense of the word does not exist. Speaking of chasnosti fish most likely appropriate the word aggression. But aggression has its own trick question – after all, even guppies exhibit intraspecific aggression, although predators they by no means pull. Continue reading

New species of fascinating animals

17 more than 650 new species of marine life discovered by scientists during the international project “Census of marine life” . In different corners of our planet with the help of automatic cameras, sonar and other equipment of deep-sea biologists from 80 countries explored the seabed down to depths of 1 to 5 km, to where “reign of eternal twilight.” Oil worms, crabs with furry claws, completely transparent sea cucumbers with tentacles-spikes – this is not a complete list of detected living beings. But, according to the scientists themselves, it is at the bottom of the Central part of the Atlantic ocean . in the vicinity of the Easter Islands and New Zealand made the most specific opening.

Gelatinous octopus nicknamed Dumbo thanks to a pair of fins funny forms that look like the ears of the disney character of the same name. It weighs 6 kg with a body length of about 2 meters and lives at a depth of 3,000 meters. Continue reading

Marine aquarium
MARINE AQUARIUM, a vessel for keeping marine animals and plants. Is usually large in size (200 litres), as its inhabitants usually larger than the inhabitants of freshwater aquariums. Compared to…

...

The pond at the dacha with his own hands – care for your pond throughout the year
We are pleased to offer gardeners calendar works, which contains the main types of work to care for your garden pond. Of course, the amount of work will depend on…

Continue reading →