Black Spot Piranha

The Black Spot Piranha (Pygocentrus cariba) is an omnivorous freshwater fish in the Serrasalmidae family of serrated fish. It is a serrasalmid. 

The Black Spot Piranha is silvery-grey with black markings and yellowish gills. It has a small mouth with a single row of sharp, serrated, triangular, interlocking teeth. Its bite power is very strong. It has an oval-shaped body with a flattened face and large forehead. 

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What is the difference between the Brazilian Tapir and the Malayan Tapir?

What is the difference between the Brazilian or Lowland Tapir (Tapirus terrestris) and the Malayan Tapir (Tapirus indicus)? 

The Brazilian Tapir and the Malayan Tapir are both ungulate (hoofed) mammals in the Tapiridae family of tapirs and bush cows. They are related to the horse and the rhinoceros.

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Southern Screamer juvenile

The Southern Screamer (Chauna torquata) is a large bird in the Anseriformes family of geese. It is also known as the Crested Screamer. It is called Screamer because it screams loudly.

The adult Southern Screamer has grey feathers with a black collar around its neck. Its back is dark-grey and its underbelly is light grey. It has a grey crest and a grey beak. It has a red patch around its eyes. It has pink legs. It has partially webbed feet that enable it to swim. It is a good swimmer, but it prefers to be on land most of the time.

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The Amazon Tree Boa (Corallus hortulanus) is a reptile in the Boidae family of non-venomous, colubrid, boa constrictor snakes. It is a boid (pronounced bo-id). It is also known as the Garden Tree Boa or the Macabrel. 

The Amazon Tree Boa is long and slim. It varies in base colour from black, brown, grey, red, and orange to yellow. Its patterns can be banded, speckled, rhomboid shapes, or completely plain with no patterns or markings. It has a distinct head and it has dark, rounded eyes. It has sharp, long, needle-like teeth. 

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Banded Leporinus

The Banded Leporinus (Leporinus fasciatus) is a freshwater ray-finned fish in the Anostomidae family of characid fish with toothed jaws and an adipose fin (second dorsal fin).

The Banded Leporinus has an elongated body with an upturned mouth. It is cream-coloured with 8-12 thick, black, vertical stripes on its body. It has a reddish patch underneath its mouth, and sometimes on its head and tail. 

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Monk Parakeet chick

The Monk Parakeet (Myiopsitta monachus) is the only parrot that builds a stick nest in a tree. Other parrots use a hollow in a tree trunk for their nest. 

The female Monk Parakeet lays 4-8 eggs, which hatch after about 24 days. The newly-hatched chicks are born altricial – featherless, blind, and helpless.

Monk Parakeet chicks open their eyes after about four days. They take time to gain all of their feathers. Initially, the down feathers make young chicks look fluffy with dirty-white feathers, and a few green feathers. The chicks have a large orange beak. 

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Nesting Red-Legged Seriema

The Red-Legged Seriema (Cariama cristata) is a medium-sized bird. It is also called the Crested Cariama. 

Paired Red-Legged Seriema make a nest together on the ground, or in a bush. The photographed Seriema are making a nest on a ledge. The nest is messy, large, and made of twigs, lined with leaves and feathers.

The female Red-Legged Seriema lays 2 eggs, which hatch after 25-30 days. 

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Electric Eel

The Electric Eel (Electrophorus electricus) is a freshwater fish. It is not an eel. It is a Gymnotiforme in the knifefish family. It is relatd to the Catfish. 

The Electric Eel is an ostarophysan fish because its bladder has two chambers which keeps it buoyant (afloat). It is an air-breather, and must come to the surface to breathe. 

The Electric Eeel has a long, cylindrical, snake-like dark-grey to brownish body. Its underbelly is yellow or orange. It has a fin that runs along its underbelly. It does not have scales like fish. Its mouth is square-shaped. 

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The Barred Catfish (Pseudoplatystoma fasciatum) is a large freshwater fish in the Pimelodidae family of long-whiskered catfish. It is also called the Barred Sorubim. It is related to the Tiger Shovelnose Catfish. 

The Barred Catfish is dark-grey with black loop-like stripes and spots. Its head is depressed with a wide mouth and long whiskers, called barbels. Its eyes and teeth are small. 

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What is the difference between the Southern Crested Caracara and the Striated Caracara?

What is the difference between the Southern Crested Caracara (Caracara planacus) and the Striated Caracara (Phalcoboenus australis)?

The Southern Crested Caracara and the Striated Caracara are both large birds of prey in the Falconidae family. They are falconids.

The Southern Crested Caracara has a dark-brownish cap, belly, wings, and tail tip, with a whitish-buff throat and nape, whereas the Striated Caracara is black-brown with a grey-flecked neck. 

The Southern Crested Caracara has a brown crest and the Striated Caracara does not have a crest.

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Southern Crested Caracara

The Southern Crested Caracara (Caracara planacus) is a large bird of prey and a raptor in the Falconidae family of falcons. It is a falconid.

The Southern Crested Caracara has dark-brownish cap, belly, wings, and tail tip. Its throat and the back of its neck are whitish-buff, with dark-brownish bars on its chest, neck, back, and tail. It has large brown eyes with a reddish-orange eye-ring. Its cere is reddish-orange and its beak is beige and hooked. Its legs are yellow. 

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Common Wild Turkey

The Common Wild Turkey (Meleagris gallopavo) is a large bird in the Phasianidae family of pheasants, partridges, francolins, junglefowl, and grouse. It is a galliforme. 

The Common Wild Turkey has black feathers with brown-black and white tail feathers with a roundish body. Its feathers have a brown and green iridescent sheen. It has pale feet with spurs. It has brown eyes. It has wings and can fly for a short distance. 

It has fleshy red nodes or bumps on its head, which are called caruncles. The male turkey has fleshy red skin that hangs from it head, the top of its pale beak, and under its neck. The fleshy part on its forehead that hangs over its beak is called a snood. The fleshy part under its chin is called a wattle or dewlap. 

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Red-Footed Tortoise

The Red-Footed Tortoise (Chelonoidis carbonarius) is a medium-sized land chelonian reptile. 

The Red-Footed Tortoise has a dark-coloured, oval-shaped, high-domed shell, called a carapace. The carapace has a lighter patch in the middle of each scute (scale). The undershell, called the plastron, is pale. It has pale-yellow to dark-red scales on its head and neck, whith males having more coloured scales. It has a small head with large black eyes. Its upper jaw is slightly hooked, and it has 15-20 teeth. It has stumpy, thick, short legs with four claws on its front legs and five claws on its back legs.

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What is the difference between the Jaguar and the Leopard?

What is the difference between the Jaguar (Panthera onca) and the Leopard (Panthera pardus)? 

The Jaguar and the Leopard are both carnivorous wild cats. 

The Jaguar and the Leopard have dark rosette-shaped markings on their cream to yellowish-brown fur. 

The Jaguar has larger and fewer rosettes than the Leopard. The rosettes of the Jaguar are mostly without a gold centre.

The Jaguar is stockier and more muscular than the Leopard.

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