A particular mountain stream is home to a population of salamanders that are red in color. In the past year, a second population of salamanders that are dark blue in color
moved into the same stream. Scientists researching the stream have recently discovered young salamanders that are red with dark blue patches on their bodies.
What can the scientists conclude from this evidence?
A). The salamanders are suffering from a bacterial disease.
B)..The salamanders are on the verge of becoming extinct.
C). The salamanders undergo asexual reproduction.
D). The salamanders undergo sexual reproduction.