Trikes keep attacking the spiked wall-

Inside the spiked wall is: 1 Argy, 1 Pulmonoscorpios, 2 Baryonyx, 5 Raptors, 1 Pteranodon, 1 Trike, 1 Ankylo, 1 Castroides, and a human.

I really wonder if they break the spiked wall and attack everything inside.