Answer:
Option D, The end of the great Texas cattle drives, is the right answer.
Explanation:
The Spanish settlers were the first to bring the longhorn cattle in North America. During the course of time, Texas became home to millions of longhorn cattle. The cattle ranchers of the area wanted to sell them in the markets of East and North for the reason the demand was high and the supply was low. Such cattle drives came to an end in the decade of 1880s for various reasons. The invention of barbed wire, the expansion of railroads and too many cattle grazed on the crowded ranges and thus there was not enough grass to feed them all, were some of the significant reasons.
Answer:
Behavioral isolation
Explanation:
Behavioral isolation: The term behavioral isolation is also referred to as ethological isolation and is described as a mechanism of evolution that creates speciation.
In other words, behavioral isolation occurs when two different populations of similar species experience differences in the behavior, for example, mating rituals.
In the question above, the given statement represents the behavioral isolation.
False. There's much controversy. For example, is it IQ or studying?
Seasons on earth are created by the<span> tilt of t</span>Earth's <span>rotational axis away or the rotational axis toward the sun as it travels through its year-long path around the sun
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