Meet the world’s animals.

Photos: 12,825 · Stories: 19,540

• Humboldt's Squirrel Monkey Saimiri cassiquiarensis

  

  This squirrel monkey occurs in the Amazon region of Brazil, Colombia, and Venezuela. The population treated as the nominate subspecies has a reddish-tan back, golden-yellow bases to the crown hairs, and orange forearms. Brazilian records include seasonally flooded, riparian, and secondary forests.

• Spot-tailed Sparrowhawk Tachyspiza trinotata

  The Spot-tailed Sparrowhawk is a small hawk found on Sulawesi and nearby Indonesian islands. Large white spots on the tail are a useful feature of the immature bird described in the source.

• Goya Tuco-tuco Ctenomys perrensi

  Ctenomys perrensi is a tuco-tuco recorded in Corrientes Province, Argentina. A 2015 account used a monotypic treatment; a 2026 study recognizes three subspecies.

• Arabian Wheatear Oenanthe lugentoides

  This wheatear has a white crown and a black facial mask that extends onto the wings. It is resident in the deserts and rocky hills of southern Arabia, where it feeds mainly on fruit and insects.

• Marbled Cat Pardofelis marmorata

  The marbled cat is a wild cat of forests from South Asia to Southeast Asia. Its marble-like markings and unusually long tail are distinctive.

• Long-billed Crombec Sylvietta rufescens

  This small, round-bodied bird has a very short tail and a slightly curved, relatively long bill. Its back is grey-brown, while the belly and flanks are cinnamon-buff.

• Allen's Squirrel Sciurus (Sciurus) alleni

  Allen's squirrel occurs in northeastern Mexico. A winter study in Nuevo León recorded it active in cold weather and caching nuts in scattered locations.

• Rainbow Starfrontlet Coeligena iris

  It is about 15 cm long. Six subspecies are listed from southern Ecuador to northern Peru.

• Chiriquinan Serotine Eptesicus (Eptesicus) chiriquinus

  Eptesicus chiriquinus is recorded in Bolivia. The Bolivian bat conservation program describes most records as humid, while also documenting a capture in dry inter-Andean forest at Torotoro National Park.

• Rufous Mourner Rhytipterna holerythra

  The Rufous Mourner uses the canopy and edges of humid forest in Costa Rica. Adults are brown to rufous, and may be seen alone, in pairs, or in family groups.

• Fea's Muntjac Muntiacus feae

  Fea’s muntjac is a small deer of forests in Thailand and southernmost Myanmar that is active alone at night.

• Black-bellied Gnateater Conopophaga melanogaster

  The Black-bellied Gnateater has a bold white eyebrow and chestnut wings. Males have a black head and underparts, while these areas are gray in females; it forages in dense humid forest understory.

• Southern Spiny Pocket Mouse Heteromys australis

  This pocket mouse ranges from eastern Panama through Colombia and western Venezuela to extreme northwestern Ecuador. It has dark-gray dorsal fur and lives in very wet evergreen forests.

• Quail-plover Ortyxelos meiffrenii

  This small bird walks through dry grassland. Males have rufous and black-and-white markings, and only males incubate the eggs.

• Yucatán Gray Mouse Opossum Tlacuatzin gaumeri

  The Yucatán Gray Mouse Opossum is a small opossum of the Yucatán Peninsula. Its original description gives a muted grayish-brown back and pale cream belly and cheeks. Specimens have also been collected in sub-evergreen forest in Quintana Roo.

• Yellow-billed Lorikeet Neopsittacus musschenbroekii

  The Yellow-billed Lorikeet lives in the mountains of New Guinea, and its plumage varies between subspecies.

• Urubamba Brown Titi Plecturocebus urubambensis

  A titi monkey treated as a distinct species in Peru. The 2025 update gives a type locality near the Río Sepa but questions some distant photo-based records.

• White-hooded Babbler Gampsorhynchus rufulus

  The White-hooded Babbler lives along forest edges and in bamboo in the eastern Himalayas and southwestern China, moving in noisy groups.

• Incan Broad-nosed Bat Platyrrhinus incarum

  A broad-nosed bat occurring east of the Andes. Records from Brazil’s Cerrado and Pantanal were confirmed as P. incarum rather than P. helleri.

• Powerful Woodpecker Campephilus pollens

  This large woodpecker occurs in the Andes from Venezuela south to Peru. It excavates decaying trunks for insects and larvae.

• Desert hedgehog Paraechinus aethiopicus

  The desert hedgehog is a hedgehog of dry country, including northwestern Saudi Arabia.

• Variegated Fairywren Malurus lamberti

  This small bird is widespread across mainland Australia. Breeding males have blue heads and chestnut shoulders, while non-breeding males, females, and young birds are generally brownish gray.

• Atlantic Bamboo Rat Kannabateomys amblyonyx

  The Atlantic bamboo rat is an arboreal rodent of bamboo patches in the Atlantic Forest. It grips bamboo with broad digits and feeds on bamboo leaves and stems.

• Red-tailed Black Cockatoo Calyptorhynchus banksii

  The Red-tailed Black Cockatoo is a black parrot with a conspicuous red tail. The sexes differ in plumage, and the species includes several subspecies and disjunct populations.