You are the orangutan and played sports for the teams with the mascots long horn, tiger, cougar and bear.

Your four friends went to four different colleges with the mascots listed. You nickname is the Orangutan.

In Texas the Orangutan is categorized as a dangerous wild animal.

Detailed Discussion of Texas Great Ape Laws

You can not keep a live orangutan But, the orangutan can be used as a mascot.

In fact, It was considered at one point by Syracuse, prior to Otto the Orange being the final decision.

The top 10 best mascots in college football

Unfortunately, UH will keep the cougar as their mascot, and not choose to change to the orangutan.

Friends=longhorn,tiger,cougar,bear
Relationship-work together
Orangoutang is you, the MD in the OR.
Anesthesia, surgical assit, perfusionist and scrub nurse are represented as mascots of schools attended.
Background music is MASH....

*Clue #6*: The orangutan (aka Oriental Redneck, aka 12131). BS - UofH Cougars. Man, I'm making it too easy for y'all.

....cofabulation & entertainment, yet there remains a Mystery....

Given, as above there ARE 'mascots' etc;
Given, as I have observed, 'football' IS a 'religion'....at least in Texas;
Given, my Biblical studies are somewhat In Arrears,

I'm looking forward to the resolution of the Riddle.

Not Casting your almost-pearl (?Franken?Sig) before non-Swine (the mascots) seemed promising. For a while. Perhaps paraphrasing is not as easy as my old Garner Ted Armstrong radio shows would have me believe. Although buried in Texas, I can find little else to connect Garner Ted & the HeeHaw Show with the Riddle.

You are a U of H Cougar because Baylor Bears, Southern Tigers, and UT-A Longhorns turned you down?

Or all 4 accepted you, but you chose Houston?

BS-cougars
Med school-bears
Residency-tigers
Attending-longhorns

There is no answer.

The orangutan played the role of each mascot

BS - cougars
Med school - tigers
Residency - longhorns
Attending - Bears

Auburn Tigers
Baylor Bears
UH Cougars
UT Longhorns

You (U of H Cougar) are in practice with a Texas Southern Tiger, a Baylor Bear, and a UT Longhorn. Possibly in Houston?

You (U of H Cougar) and your friends; a TSU Tiger, a Baylor Bear/Bruin, and a UT Longhorn worship together, and are brothers and/or sisters in Christ?

Lawson Longhorns
Houston Science and Tech Tigers
UH Cougars
Baylor Bears

--> Orangutan

Although they all attended different schools, they are all part of one big happy family.

BS - U of H cougar
Med school - U of T longhorn
Attending - Baylor Bear
Now teaching at Texas Southern - Tiger

Ok... so you went to Hastings HS (Bears), did your undergraduate degree at U of H (Cougars), then got a Masters at TSU (Tigers), the finished off with the M.D. at UT Houston (Longhorns).

Hastings High School Bears -- Graduate
Univ of Houston cougars -- BS
Texas Southern univ tigers -- Masters
Univ Texas longhorns -- Doctorate

50% correct is not gonna cut it.