Puerto del Triunfo Dec, 28, 1925 - Jan, 25, 1926 spider monkey suspected and it was remarkable how closely they followed the trail through the branches. As per usual the spider monkeys were very curious but as soon as their curiosity was satisfied, they uttered all the curses they knew and beat the branches with their feet, hands and sticks to scare away the unwelcome intruder. Frequently young monkeys would rush out on a branch curse like fury and go through all the frantics known in the monkey kingdom then hurry back to its mother and hug her affectionately as if she had been away for months on a dangerous expedition. Many juvenils not able to take to the branches clung to their mothers backs.