The spiritual phrase “beast(s) of the forest” is found 4 times in the OT. In the phrase there are two Hebrew words that are translated “beast”. Ka’iY (Strongs 2416) is found 3 times (Ps 50:10; 104:20; Is 56:9). BeHeMaH (Strongs 929) is found 1 time (Micah 5:8).
For more on Ka’iY and BeHeMaH the post, Word Study: Beast(s) of the field(earth), can be read.