Spotted-necked Otter (Hydrictis maculicollis) lives in freshwater habitats across Sub-Saharan Africa. It feeds on fish and crustaceans. Its conservation status is Near Threatened.
Fascinating facts about the Spotted-necked Otter
- The spotted-necked otter's lower jaw is locked in place because the mandibular fossa fits snugly into the condyle, preventing sideways movement. Its teeth are specialised, with large sharp upper canines, curved lower canines and sharp carnassials that work together to grip and slice prey.
- Male spotted-necked otters have a large scrotum but their penis is hidden beneath the skin, a design that reduces drag while they swim. The species is also sleek and possesses webbed paws.
- On land the spotted-necked otter mostly follows regular paths that it marks with sprainting sites where it defecates and urinates. It seldom strays more than ten metres from the banks of rivers or lakes, staying close to the water where it can quickly dive for prey. At night it shelters in short burrows, rock crevices or dense vegetation, using these safe spots to rest after daytime foraging.
- The spotted-necked otter is active by day and relies entirely on vision to capture prey, diving into clear water where it can see its target. Each plunge lasts less than 20 seconds, allowing it to quickly snap up fish that are typically under 20 cm long. When the catch is larger it is carried ashore, while smaller fish are eaten while the otter treads water. This visual, short-duration hunting style matches its preference for well-lit, transparent rivers and lakes.
- The spotted-necked otter communicates loudly, producing a range of high, thin whistles and rapid, shrill chatters. These vocalisations are used throughout its daily activities, from signalling presence to coordinating movements with mates or offspring.
Sources
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At a glance
RangeSub-Saharan Africa
HabitatFreshwater habitats
DietFish and crustaceans
About the Spotted-necked Otter
In the sun-dappled waters of Africa's rivers and lakes, the spotted-necked otter glides effortlessly, its sleek, chestnut-brown fur glistening with dew as it pursues its prey with stealthy precision. With a fluidity that belies its powerful build, this charismatic creature weaves through the aquatic landscape, its webbed feet propelling it with a serene elegance that is both captivating and humbling. As it emerges from the water's edge, its large, dark eyes shine with a piercing intelligence, a testament to the remarkable adaptability of this near-threatened species.
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