RED LIKE A SHRIMP ….

Red Ibis or Scarlet Ibis  (Eudocimus ruber, Linnaeus 1758) As with flamingos, the bright red feathers comes from a carotene, canthaxanthin, present in certain types of fungi, algae clorofitas, bacteria, fish, shellfish and shrimp they feed on. In captivity, for lack of regular consumption of crustaceans, its plumage tends to…

Leggi

UN “BUCO” DI CASA

Se il classico nido di uccello è nell’idea di ciascuno di noi la coppa di rametti o pagliuzze posata alla biforcazione di un ramo, in realtà il mondo alato presenta una varia tipologia di nidi in relazione alle specie considerate. Nel Tentativo principale di costruire nidi sicuri dai predatori e…

Leggi

WHAT’S THE COLOUR OF WHITE BEAR?

The Polar Bear or White Bear (Ursus maritimus, Phipps 1774), large carnivorous mammal belonging to the family Ursidae, definitely looks white, but as the old saying goes, looks can be deceiving. The outer hairs of the bear are actually transparent, and its undercoat is really colourless. So why do Polar…

Leggi

CROCODILE TEARS

The tale originates from the myth that crocodiles pour tears of repentance after killing their prey or after they have eaten them up. There are several variants of this myth; often the belief is referring specifically to the case of crocodiles devour human prey, but in some cases it is…

Leggi

INSIDE AN INSECT EYE

The eye of Insects is of two types: simple eyes or ocelli and compound eyes. Typically, the two types coexist, but one, the other or both may be lacking. The ocelli are divided into dorsal and lateral ocelli. The former normally coexist with the compound eyes and are three in…

Leggi

PENNE O PIUME ?

Ciò che contraddistingue gli uccelli dagli altri animali è il piumaggio. Le funzione del piumaggio sono molteplici: esso serve come strato protettivo contro la dispersione del calore (la temperatura corporea di un uccello è di circa 41 gradi!); come imbottitura contro gli urti (la pelle degli uccelli è estremamente sottile);…

Leggi

THE KILLER OF RIVERS

European Kingfisher (Alcedo atthis, Linnaeus 1758). As beautiful as fearsome, with iridescent blue plumage, this bird is actually the killer of rivers. His technique is simple and effective: it alights on a branch and carefully scrutinizes the water surface. Thanks to superfine view, it is able to polarize light without…

Leggi

A HUMP FOR “BOTTLE”

Dromedary (Camelus dromedarius, Linnaeus 1758) is an artiodactyl, family Camelids, widespread in Asia, North Africa and, for human intervention, even in Australia. Not to be confused with its closest relative, Camel (Camelus bactrianus, Linnaeus1758), who lives in the desert and steppe of Central Asia, between Anatolia and Mongolia. The Camel,…

Leggi

THE BONE EATER

The bearded vulture (Gypaetus barbatus, Linnaeus 1784) is a bird of prey in the family Accipitridae, the only species of the genus Gypaetus. It is a vulture of the Old World and is the largest among those nesting in Europe, with a wingspan between 265 and 285 cm and a…

Leggi