Moose drool can undermine grass defenses
Saliva from big grazing animals sabotages plants’ chemical weaponry
![](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2014/07/sm_Cow_moose_free.jpg?fit=860%2C460&ssl=1)
POWER OF DROOL As moose feed, their slobber may weaken the toxic defenses of certain grasses.
Veronika Ronkos/Wikimedia Commons (CC BY-SA 3.0)