Birds of the order Psittaciformes are among the most threatened birds in Brazil. Of the 86 species recorded, 24 (27.9%) are in the International Union for Conservation of Nature Red List. Amazon parrots have a highlight for being among the most trafficked birds, especially the blue-fronted Amazon ...

Parrots are among the most seized bird species and sent to animal wildlife centers in São Paulo and are commonly raised as pet birds. Keeping these birds in captivity favors colonization by Gram-negative bacteria, mainly enterobacteria. Considering the emergence of virulent multidrug-resistant...

Wildlife trade is one of the most practiced illicit activities in the world and Brazil contributes too much for this. Among the trafficked wild animals, in birds, the psittacine family species like parrots and macaws are the most desired by the buyers. Animals that are seized by the police and the...

Parrots of the neotropical region are well-known companion animals also kept in zoos, wildlife rehabilitation centers, and private breeding collections. Despite the popularity of captive psittacines, long-term, comprehensive studies of taxa-specific diagnostic data are uncommon. This study was...

Viruses are important pathogens in avian health and may lead to outbreaks that threaten significantly the population of birds. The Avian Bornavírus (ABV), Circovirus (BFDV) and Avian Polyomavirus (APV) are the most common viral agents that threaten parrots in captivity. The ABV is responsible for...

Among the parrots (Psittacidae family) kept as pets, the cockatiels (Nymphicus hollandicus), budgerigars (Melopsittacus undulatus) and lovebirds (Lovebirds spp.) stand out. Although the benefits from the presence of these birds in a household environment are acknowledged, little is known about the...

Cholangiocellular carcinoma is an important primary bile duct tumor that affects several species, however, it is considered to be more common in non-domestic birds than in other animals. Its etiologies are not well identified, and many factors can lead to the neoplasm's development, especially...

Optical Coherence Tomography (OCT) represents an important advance in the diagnosis and monitoring of ocular diseases nowadays, but in veterinary medicine, the use of the technique is still not widespread. The aim of this study in research was to use the OCT in the study of the retina of blue-front ...

The objective of this study was to characterize Aeromonas spp. strains previously isolated from ornamental fish of different species showing distinct clinical signs. We evaluated 300 strains isolated from 123 fish of 32 species; these presented septicaemia, skin lesion and/or eye lesions. The...

Ornamental fish are ranked fourth in number as pets in Brazil, with the Siamese fighting fish (Betta splendens) standing out due to its easy handling and attractive variety of colors and fin shapes. The objective was to determine and characterize the causes of death and morbidity of betas from five ...