Steep slopes on chalk downland develop a ribbed pattern of grass covered horizontal steps a foot or two high. Although subsequently emphasised by cattle and sheep walking along them, these terracettes (commonly known as sheep tracks) were formed by the movement of soil downhill, a process known as soil creep.
Steep slopes on chalk downland develop a, ribbed pattern of grass covered horizontal steps a foot or two high Although subsequently emphasised by cattle and sheep w.alking alon.g them, these terracettes (commonly known as sheep tracks) were formed by the movement of soil downhill a process known as soil creep