Page 26 - BBC Wildlife Volume 36 #05
P. 26

next to each other, sometimes even touching. “These
            HOLDING ONTO YOUR KILL:                                    coalition mates are very bonded to each other,” agrees
                                                                       Laurie Marker, who is based in Namibia and has studied
            WHEN WOULD A CHEETAH WIN?                                  its relatively large cheetah population for decades. “If
                                                                       separated, they do a lot of vocalisations to find each other,
            Cheetahs are not built for fighting stocky predators such as leopards   such as a dog-like bark and a bird-like chirp.” Because
            or lions. Whether they can defend a carcass depends on how many   making sounds can attract unwanted attention from
            cheetahs are in the group and the species they’re faced with.  other predators, the separated males also scent-mark
                                                                       trees to alert their coalition mates.
            MOTHER WITH YOUNG CUBS  vs  ONE SPOTTED HYEN  2
                                                                       PURRFECT SOLUTION
            MOTHER WITH OLDER CUBS     vs    ONE SPOTTED HYENA 8       It’s obvious that male cheetahs really like their coalition
                                                                       buddies. When close, they will even purr like house
            TWO MALE CHEETAHS            vs      ONE SPOTTED HYEN  8 2  cats. (Cheetahs and mountain lions are able to purr but

            TWO MALE CHEETAHS        vs      ONE MALE CHEETAH             8  not roar, due to the anatomy of their throat. Larger cat
                                                                       species – lions, tigers, leopards and jaguars – can’t purr,
            ONE CHEETAH           vs    TWO JACKALS                 2  though they can roar.) Cheetah purring is a clear sign of
                                                                       contentment, much as with our domestic moggies.
            ONE CHEETAH           vs     ONE LEOPARD                                                              2  Once they have been together for a while, non-related
                                                                       male cheetahs can also show loving behaviour to their
            MANY CHEETAHS         vs    ONE LION                                                                                     2  coalition members, and they may remain as a unit for
                                                                       months or even years. “Cheetah coalitions are usually
                                                                       very stable,” Laurie says, ”and the bond of brotherhood
           Hyena–1, cheetah–0:                                         in particular is permanent. Cheetah coalitions between
           the felines can lose their                                  brothers are formed for life.”
           prey to other predators.                                      Forming a coalition evidently pays dividends, but how
                                                                       exactly does group-living affect hunting success? Contrary to
                                                                       expectations, individual males do better when hunting alone
                                                                       than in pairs, but become more likely to take down prey in
                                                                       groups of three. At the moment, we are not sure why this is.
                                                                       It could be down to the way that cheetahs hunt together.
                                                                         Unlike lions and African wild dogs, cheetahs are not
                                                                       cooperative hunters. That is, they don’t each have a  Hyena: Den s-Huot/naturep .com; hunt ng:Andy Rouse/naturep .com;
                                                                       specified role to play in the hunt, for example sprinting  landscape: Vincent Gesser/NHPA/Photoshot; cub: Elliott Neep/FLPA
                                                                       to chase prey, or pouncing to bring it down. But when
                                                                       tackling a kudu or other larger prey species, a few
                                                                       cheetahs are needed to kill the animal. So one holds
                                                                       the head while the rest go for the belly. “Like adolescent
                                                                       groups of cheetahs, all-male coalitions will go for larger
                                                                       prey, such as older calves or yearling wildebeest, more
          26  BBC Wildlife                                                                                Spring 2018
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