Animal,Wildlife,Vertebrate,Reptile,Crocodilian,Caiman,Jacare caiman,Pantanal wetlands,Animalia,Animal,Wildlife,Vertebrate,Reptilia,Reptile,Crocodylia,Crocodilian,Crocodilia,Alligatoridae,Caiman,Caiman yacare,Jacare caiman,Crocodilus yacare,Caiman crocodilus yacare,Alligator punctulatus,Friendship,Happiness,Latin America,South America,Brazil,Flowing Water,River,Beautiful,Freshwater,Water,Animal Behaviour,Thermoregulation,Basking,Reserve,Mixed species,Behaviour,Unlikely friends,Unusual friends,Protected area,National Park,Puddling,Pantanal,Pantanal wetlands,Behavioural,Sunning,