The research examined variables such as age and sex
The UC research was conducted in Nicaragua's Bosawas Biosphere Reserve, which is part of the largest unbroken tracts of Neotropical rainforest in Central America, north of the Amazon Rainforest
their owners than did younger dogs. And bigger dogs are able to track and corral bigger prey, which increases their hunting return rates, and in general, male dogs are bigger than females.
Summary- Research in Nicaragua's Bosawas Biosphere Reserve showed that male dogs seem to enjoy better success rates than younger and female dogs do. Variables such as age and sex play a big role in finding your good hunting dog. The older the better, as well as the bigger the better. Males tend to always be bigger than female dogs and with having a big dog it's able to track larger prey therefore returning more game and making out for a better hunter.
Older dogs and male dogs are better hunting companions than younger dogs and female dogs says the author of a new study on the hunting ability and nutritional status of domestic dogs in lowland Nicaragua