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Over 1.5 million living animal species have been described—of which around 1 million are insects—but it has been estimated there are over 7 million in total. Animals range in size from 8.5 millionths of a metre to 33.6 metres (110 ft) long and have complex interactions with each other and their environments, forming intricate food webs.
The 1993 Constitution of Peru recognized the natural resources and ecosystems of Peru as part of its heritage. In 1999, the National System of Natural Areas Protected by the State (Sistema Nacional de Áreas Naturales Protegidas por el Estado, SINANPE) was established by the Peruvian government. [4]
A lion (Panthera leo).Lions are an example of charismatic megafauna, a group of wildlife species that are especially popular in human culture.. Wildlife refers to undomesticated animals and uncultivated plant species which can exist in their natural habitat, but has come to include all organisms that grow or live wild in an area without being introduced by humans. [1]
Reportedly body mass of the Andean flamingo has ranged from 1.5 to 4.9 kg (3.3 to 10.8 lb), height from 1 to 1.4 m (3 ft 3 in to 4 ft 7 in) and wingspan from 1.4 to 1.6 m (4 ft 7 in to 5 ft 3 in). [5] [6] The flamingo has a pale pink body with brighter upperparts, deep vinaceous-pink lower neck, breast, and wing coverts.
In the animal kingdom, there is general consensus that Brazil has the highest number of both terrestrial vertebrates and invertebrates of any country in the world. [8] This high diversity of fauna can be explained in part by the sheer size of Brazil and the great variation in ecosystems such as Amazon Rainforest, Atlantic Forest, Cerrado, Pantanal, Pampas and the Caatinga.
The Amazon rainforest is a species-rich biome in which thousands of species live, including animals found nowhere else in the world. To date, there is at least 40,000 different kinds of plants, 427 kinds of mammals, 1,300 kinds of birds, 378 kinds of reptiles, more than 400 kinds of amphibians, and around 3,000 freshwater fish are living in Amazon.
[3] [5] Among Indian species, only 12.6% of mammals and 4.5% of birds are endemic, contrasting with 45.8% of reptiles and 55.8% of amphibians. [ 5 ] The Indian subcontinent was formerly an island landmass ( Insular India ) that split away from Gondwana around 125 million years ago, during the Early Cretaceous . [ 6 ]
The following is a list of the classes in each phylum of the kingdom Animalia. There are 107 classes of animals in 33 phyla in this list. However, different sources give different numbers of classes and phyla. For example, Protura, Diplura, and Collembola are often considered to be the three orders in the class Entognatha. This list should by ...