Hoary fox

The hoary fox or hoary zorro (Lycalopex vetulus) is a unique type of fox found only in Brazil. It is sometimes called raposinha-do-campo in Portuguese, which means "little fox of the meadow." This special animal belongs to the group of animals known as zorros or "false" foxes, and it is different from other foxes you might hear about.

What makes the hoary fox interesting is what it eats. Unlike many foxes that hunt small mammals or birds, the hoary fox mainly eats small invertebrates like insects. This diet helps it survive in the grasslands and open areas where it lives.

Because it lives only in one place and has special eating habits, the hoary fox is an important part of its environment. Scientists study it to learn more about how different animals adapt to their homes and find food in nature. It is one of several unique fox-like animals, and it is not to be confused with other foxes such as Blanford's fox or the Afghan fox.

Description

The hoary fox has a short muzzle, small teeth, and a short coat. Its upper body is grey, while the underside is cream or fawn. The tail has a black tip and a dark stripe along the top, which can extend along the back in males. The ears and outer parts of the legs are reddish or tawny, and the lower jaw is black. Some melanistic hoary foxes have also been reported.

This fox is small, weighing only 3 to 4 kg (6.6 to 8.8 lb), with a head and body length of 58 to 72 cm (23 to 28 in) and a tail of 25 to 36 cm (9.8 to 14.2 in). Its slender form and small size make it agile and fast, and its weak teeth suit it for eating small invertebrates rather than larger prey.

Behaviour and diet

Hoary foxes are nocturnal and usually live alone except during the breeding season. They mainly eat insects like termites, dung beetles, and grasshoppers. Sometimes they also eat small rodents, birds, and fruit. The size of their living area changes depending on where they are, ranging from about 48 to 456 hectares.

Range

The hoary fox lives only in Brazil, mainly in an area called the Cerrado. This is a type of grassland and savanna that stretches from 90 to 1,100 meters above sea level. The fox can also be found where different habitats meet, such as open lands in the Pantanal region.

Its home range goes from the northeast and west of São Paulo all the way north to Piauí. It lives through several states including Ceará, Mato Grosso do Sul, Mato Grosso, Goiás, Distrito Federal, Minas Gerais, Tocantins, and Bahia. It may also live in open areas in the southern part of Rondônia.

Reproduction

Females usually give birth to two to four pups from August to September, after a gestation period of about 50 days. The sex ratio of the pups is equal between males and females. The female prepares a den, sometimes using the burrows of other animals, to give birth. Weaning occurs around 4 months of age, and both parents help take care of the pups.