Reader Question – Lucas Nunes Martorelli, São Paulo, SP Death is due to factors such as increased body temperature and compression of internal organs. In fact, around 80% of beached whales reach the beach dead and the survivors very weak.…
Data sheet thousand sheet Botanical name: Myriophyllum Origin: Brazil, Argentina, Chile growth height / size 15 to 30 cm leaf color: green flower color: delicate pink behavior/stocking Location at the pond: in the water, water depth 50 to 120 cm…
– (Rivaldo Barboza) No. Depending on the animal, it can turn, reverse, or sideways, but does not run out of action if it encounters an insurmountable obstacle. The shape and characteristics of each animal help to deduce how it moves:…
Poultry or bird pox is an infectious disease transmitted by the avipox virus. Smallpox can occur in all bird species. Various Avipox virus types are responsible for infection. The pathogens are mostly parasites. US Geological Survey/photo by Wallace R Hansen,…
For starters, rest assured: this is normal. The dick shrinks when it’s cold, when you exercise or get scared because the cavernous musculature that fills it from end to end contracts. It’s exactly the same thing that happens if you…
Cichlids from Lake Tanganyika and cichlids from Lake Malawi Even if both lakes have completely different water values in nature, cichlids from both lakes can be kept together if the aquarium is large enough. The social behavior of most medium-sized…
Genocide is the crime in which one group tries to annihilate another. This hatred is directed against nations, religious or ethnic groups. Sad. And the worst: they keep rolling. In the 21st century, Darfur, Nigeria and South Sudan, among others,…
Genus: Hydrocleys Type: Hydrocleys nymphoides, water lily-like water poppy Family: Limnocharitaceae Hometown: Middle and South America Height of root with plant: 0 to 100 centimeters Light: medium to much Temperature: 16 to 30° C pH: 5.5 to 7.0 Degree of…
– (Legia Duque/) QUESTION Raine Castro, Boa Vista, PR The sundial, humanity’s first timekeeping technology, appeared around 2000 BC and was calibrated at sunrise and sunset. It worked like this: a obelisk, the position of the first shadow of the…
Data sheet rainbow trout Latin name: Oncorhynchus mykiss, Parasalmo mykiss, Salmo gairdneri, Salmo irideus Trade name: Rainbow trout, salmon trout order name: Salmonoides (Salmoniformes) Family: Salmon fish (Salmonidae) Genus: Pacific Salmon (Oncorhynchus) Origin: North America Size (in cm: until 80…