It all started in the year 452, when inhabitants of northeastern Italy took refuge on the islands of a large freshwater lagoon, on the edge of the Adriatic Sea, to escape the barbarian invasions that put an end to the…
Data sheet Orange Dwarf Crab German name: Orange dwarf crab Scientific name: Cambarellus patzcuarensis orange (CPO) Origin: Mexico Size: Body length 2cm – 4cm Aquarium Length: Length from 60 cm width and from 50 cm width Contents: from 50 liters…
QUESTION Pedro Ivo Nogueira Silva, Rio de Janeiro, RJ – (Márcio L. Castro/) 1) Wisdoms are four teeth of type third molar. Extraction is recommended around age 18, when mouth tissues are still softer. However, if they don’t sprout by…
Data sheet flower chickens Body weight (hen): 2 to 2.5 kg Body weight (rooster): 3 to 3.5 kg eggs per year: 180 to 220 eggs Weight of an egg: 55g eggshell color: off-white Origin: Sweden Flight Skills: high color shades:…
(Disclosure/reproduction/Disclosure) A salutation of Vulcanians, which appeared for the first time in 1967, consists of raising The hand and display The palm to the interlocutor, separating the middle finger from the ring and saying: “Live long and prosper!” As a…
Data sheet perch Latin name: Perca fluviatilis Trade name: perch order name: Perciformes (Perciformes) Family: Perch (Percidae) Genus: perca Origin: Europe and Russia Size (in cm: 20 to 30 pond size Length and width (cm): from 300 Content in litres:…
This is the last chapter of the series Named Theories It is a mental experiment (which only needs to be imagined to reach conclusions) invented by the Austrian physicist Erwin Schrödinger in 1935. The objective was to test the Uncertainty…
Data sheet of mud snails German name: Swamp Lid Snails Scientific name: Viviparus viviparus Aquarium Length: at least 60 x 30 cm Contents: from 60 liters water values Temperature: 4 to 25°C pH: 6.2 to 7.8 GH: until 22 CH:…
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How long does an aquarium last? At some point, as an aquarist, you ask yourself how long the aquarium actually lasts. After all, you don’t want to run the risk of the lifespan being exceeded and the aquarium bursting. Water…