Is the pentax smc da 50 135mm f 2 8 ed if sdm good for wildlife?

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From [Pentax smc DA* 50-135mm f/2.8 ED [IF] SDM: Pentax smc DA* 50-135mm f/2.8 ED [IF] SDM](/gear/lenses/pentax-smc-da-50-135mm-f-2-8-ed-if-sdm/): A zoom lens by Pentax for APS-C cameras, 50-135mm f/2.8. Specs - Maker: Pentax - Focal length: 50-135mm (zoom) - Maximum aperture: f/2.8 - Made for: APS-C sensors - Mounts: Pentax K - Stabilised: no - Autofocus: yes What it frames like - On APS-C (Pentax K): like 75-202mm on full frame; f/2.8 gives about the depth of field of f/4.2 there. - On the larger-sensor bodies of Pentax K: ...

From [Pentax smc DA* 16-50mm f/2.8 ED AL [IF] SDM: Pentax smc DA* 16-50mm f/2.8 ED AL [IF] SDM](/gear/lenses/pentax-smc-da-16-50mm-f-2-8-ed-al-if-sdm/): A zoom lens by Pentax for APS-C cameras, 16-50mm f/2.8. The original DA 16-50, replaced by the PLM version.

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