 The Gaboon viper is usually found in rainforests and nearby woodlands , mainly at low altitudes , but sometimes as high as 1500 m . Spawls et al . ( 2004 ) mention a maximum altitude of 2100 m . According to Broadley and Cock ( 1975 ) , it is generally found in environments that are parallel to those occupied by its close relative , B. arietans , which is normally found in more open country . 
 The Gaboon viper is usually found in rainforests and nearby woodlands , mainly at low altitudes , but sometimes as high as 1500 m . Spawls et al . ( 2004 ) mention a maximum altitude of 2100 m . According to Broadley and Cock ( 1975 ) , it is generally found in environments <a href='null_relcl' title='1'><mark>that</mark></a><a href='drop_aux' title='2'><mark>are</mark></a>parallel to those occupied by its close relative , B. arietans , which is normally found in more open country . 
The Gaboon viper is usually found in rainforests and nearby woodlands , mainly at low altitudes , but sometimes as high as 1500 m . Spawls et al . ( 2004 ) mention a maximum altitude of 2100 m . According to Broadley and Cock ( 1975 ) , it is generally found in environments parallel to those occupied by its close relative , B. arietans , which is normally found in more open country .