In tropical seas poisonous fish is not unusual. From them should stay away, as the poison some of them fatal to humans. Moreover, poisoning and death can cause not only biting fish, but the use of them as food.
Threat by eating the so-called coral fish, and benthic, which live on the seabed. Many lagoon and reef fish are also poisonous meat. Pick out generally: if there is any doubt about the safety of seafood, it is better to give them up! Toxins poisonous fish have no taste, because almost completely dissolve in water. They are also not subject to disintegration during heat treatment. So that grilled or poached fish – not so safe. Also, be aware that many birds have an immunity to the toxins of fish, so if you see a bird, quietly eating fish, do not rush to chase and eat the remains of the feast. What is good for the birds, for you can be fatal! Continue reading
We continue to publish messages to students 4 “A” class. Today, under the heading the Corrs we offer to Your attention a story about the inhabitants of the red sea, which has prepared us for Khrebtova Natasha. Natasha as though he were about to go on a trip and that it went well, learned the most dangerous inhabitants of the red sea.
Shark – the largest and most dangerous predator of the red sea, this sea has about 30 shark species, 2nd most dangerous is the tiger shark that attacks people and long-winged shark. Some argue that even there white shark. the most dangerous shark in the world, but evidence of this until no. Can someone put these rumors to scare people. But no need to fear, these sharks are only in the open sea, and near the shores they don’t float.
Stingrays are inhabitants of the red sea they are of two types. electric scat and scat hvostokol. The first type has a property to let an electric discharge, it is dangerous because it is painful and possible pareticheski shock. And the second type at the end of the tail has a spike with poison. This injection very painful and the wound is healing long after the injection. Continue reading
Types of aquarium fish. Tips for choosing fish for a beginner aquarist.
The aquarium, with its fabulous inhabitants is very popular among us urban lovers of nature and animals, especially those who are always busy. Walking fish do not have a lot of time and effort to care for them is not required. A fascinating spectacle – the monitoring of floating beautiful creatures reduces stress and brings joy. There are a huge number of different aquarium fish. They are divided into families: carp, pelleve, solovinye, toothcarps, haratsinovye, aderinoye, okunevaya, homotaurine.
If you are a novice variomat, you can’t go wrong by having a representatives of the poeciliidae. A very common fish of this family are: swordtails, guppies, platys and mollies are one of the most unpretentious (with the exception of maybe the mollies velifera – it requires a lot of experience). These small bright fish get along well with other non-aggressive neighbors. Continue reading