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Aging in cats. Aging in cats is the process by which cats change over the course of their natural lifespans. The average lifespan of a domestic cat may range from 13 to 20 years. As cats senesce, they undergo predictable changes in health and behavior. Dental disease and loss of olfaction are common as cats age, affecting eating habits.
The brain of the domesticated cat is about five centimetres (2.0 in) long and weighs 25–30 g (0.88–1.06 oz). [ 1 ][ 2 ] If a typical cat is taken to be 60 cm (24 in) long with a weight of 3.3 kg (7.3 lb), then the brain would be at 0.91% [ 3 ] of its total body mass, compared to 2.33% [ 3 ] of total body mass in the average human.
Cat behavior includes body language, elimination habits, aggression, play, communication, hunting, grooming, urine marking, and face rubbing. It varies among individuals, colonies, and breeds. Communication and sociability can vary greatly among individual cats. In a family with many cats, the interactions can change depending on which ...
A domestic cat's normal heart rate ranges from 140 to 220 beats per minute (bpm), and is largely dependent on how excited the cat is. For a cat at rest, the average heart rate usually is between 150 and 180 bpm, more than twice that of a human, which averages 70 bpm. [19]
However, house cats' behavior is also influenced by human activity and they may adapt to their owners' sleeping patterns to some extent. [93] [94] Cats conserve energy by sleeping more than most animals, especially as they grow older. The daily duration of sleep varies, usually between 12 and 16 hours, with 13 and 14 being the average.
The Maine Coonis a large domesticatedcat breed. One of the oldest natural breedsin North America, the breed originated in the U.S. state of Maine,[3][4]where it is the official state cat. The Maine Coon is a large and social cat, which could be the reason why it has a reputation of being referred to as "the gentle giant."
The Canada lynx (Lynx canadensis), or Canadian lynx, is a North American felid that ranges in forest and tundra regions [ 15 ] across Canada and into Alaska, as well as some parts of the northern United States. Historically, the Canadian lynx ranged from Alaska across Canada and into many of the northern U.S. states.
The World Cat Federation has also adopted this classification, treating the Colourpoint Shorthair as a distinct breed. [13] Many Siamese cats from Thailand had a kink in their tails, but over the years, this trait has been considered a flaw. Breeders have largely eradicated it, but the kinked tail persists among street cats in Thailand.