User blog comment:Daniel large/The Lost World Jurassic park Vs. Jurassic park 3/@comment-122.149.145.84-20120429082252

Here is another reason:

In TLW the t rex parents went after the baby because it was calling for them, in JP3 the raptors somehow know that billy has the eggs, i mean, they are just two eggs!

there was a nest of about 50 eggs and they were worried about two?