What does herding mean?
The word herding is the present participle of the verb 'to herd'; the present participle of the verb is also a gerund (verbal noun). The noun form, herding, can be used as the subject of a sentence, or the object of a verb or a preposition. Verb: Grandfather was herding his cattle toward the barn. Noun, subject: Herding was a skill of my grandfather. Noun, direct object: My grandfather loved herding at the end of…
The simple answer is no. The complicated answer is no, and neither were most other dinosaurs with possible exception of the raptor family, which tended to 'herd' potential prey into ambush, assuming you mean your question as worded. If by herding you mean travelling in herds than no, Tyrannosaurus Rex were probably mostly solitary.
"Rough Collies can compete in dog agility trials, obedience, showmanship, flyball, tracking, and herding events. Herding instincts and trainability can be measured at noncompetitive herding tests. Collies exhibiting basic herding instincts can be trained to compete in herding trials. The breed has also been known to work as search and rescue dogs, therapy dogs and guide dogs for the blind." -wikipedia