It's not just South America. It's even in places like the UK
>Most of the UK and Ireland’s grass-fed cows and sheep are on land that might otherwise be temperate rainforest – arable crops tend to prefer drier conditions. However, even if there were no livestock grazing in the rainforest zone – and these areas were threatened by other crops instead – livestock would still pose an indirect threat due to their huge land footprint
(and those "grass-fed" cattle are also fed crops too)
>Furthermore, most British grass-fed cows are still fed crops on top of their staple grass
>Most of the UK and Ireland’s grass-fed cows and sheep are on land that might otherwise be temperate rainforest – arable crops tend to prefer drier conditions. However, even if there were no livestock grazing in the rainforest zone – and these areas were threatened by other crops instead – livestock would still pose an indirect threat due to their huge land footprint
(and those "grass-fed" cattle are also fed crops too)
>Furthermore, most British grass-fed cows are still fed crops on top of their staple grass
https://theconversation.com/livestock-grazing-is-preventing-...