Data sheet gray parrot German name: gray parrot Scientific name: Psittacus erithacus Origin: Africa Size: about 33 cm age expectation: 40 – 60 years Behave Lining: grains and fruits Behave: active, social, curious, intelligent Number: at least 2 animals Difficulty…
It is basically formed by a mixture of clay and limestone (calcium carbonate rock), which manufacturers call “flour”. “This mixture is taken to the oven at a temperature of 1450ºC, where it remains until the two elements merge”, says chemist…
Mussel shrimp (ostracoda) are small, hard-shelled crustaceans. They have two hinged shell halves that make them look like small mussels (hence the name). Mussel shrimp reproduce mostly via parthenogenesis (virgin generation). They are often used as index fossils in paleontology.…
It is Prague Castle, which, as the name says, is located in the capital of the Czech Republic. The original construction was inaugurated around the year 880 by Prince Borijov (842-894), Count of Bohemia, and – as is often the…
Data sheet L25 Catfish German name: L25 Catfish Scientific name: Pseudacanthicus Origin: South America Size: Body length up to 40 cm Aquarium Length: Length from 250 cm width and from 60 cm width Contents: 650 liters water values Temperature: 26°C…
(CheshireCat/iStock) Scientifically known as nevi, they are small benign tumors formed by melanocytes, cells that produce melanin, the pigment responsible for skin and hair color. A concentration of melanocytes greater than normal ends up forming dark spots. When they occur…
Scientific name: Monosolenium tenerum natural area of origin: South and East Asia Height of growth: 2-5 cm high and spreading Temperature range: 10-28°C Water hardness: very soft to very hard, pH tolerance: 5 to 8 Tender Liverwort – Appearance The…
They are a nomadic people who live in the deserts of the Middle East and North Africa. Bedouins make up about 10% of the inhabitants of the Middle East and are named after Arabic words. al bedu (“inhabitants of the…
Data sheet river eel Latin name: Anguilla anguilla Trade name: River eel, European eel order name: Eels (Anguilliformes) Family: Anguillidae Genus: anguilla Origin: Europe, North Africa, Asia Minor Size (in cm: Males up to 50, females up to 100 pond…
»> These are measurements of the force with which blood passes through the arteries at two moments: when the heart pumps and when it relaxes. Whoever has an index of 12 by 8 has a systolic pressure (at the time…