He’ll use his razor-sharp talons and beak to tear into our flesh!

[diamondcutter]

“He (the falcon) is wild!” shouted Michael. “He’ll use his razor-sharp talons and beak to tear into our flesh!”

Source: My Weird School 17 - Miss Suki Is Kooky, Dan Gutman

Is the use of “tear into” correct? I mean if the preposition “into” is redundant.

 

[tedmc]

Yes, "tear into" gives the impression of penetrating and cutting into the flesh from the surface.