The animals do not look aggressive.
the animals are dangerous and look like they will attack
If the animals look like they will attack, then they do look aggressive.
exists x1.(n_animal(x1) & -exists e1 p1.(exists s1.(Theme(s1,x1) & a_aggressive(s1)) & Topic(e1,p1) & Actor(e1,x1) & v_look(e1)))
exists e1 e2 s1 x1 x2 x3 x4.(n_thing(x1) & n_animal(x1) & Theme(e2,x4) & Actor(e2,x1) & v_attack(e2) & n_thing(x4) & like(e1,x1) & Actor(e1,x3) & v_look(e1) & (x1 = x3) & Theme(s1,x2) & a_dangerous(s1) & (x1 = x2))