Tick birds keep the skin of rhinoceros clean by eating the ticks and insects that settle in the folds.
Beyond hope
Beyond hope A group of scientists claims that attempts to save
many of the world's tropical rainforests will fail, and should be
given up in favour of strengthening efforts to conserve those areas
which can be saved. They maintain that many rainforests, especially
those found in Southeast Asia, are beyond saving due to farming,
politics, and existing degradation, such as logging. 31 OCTOBER 1998, P. 24