He started up his natural history business in 1852 selling books and specimens.

I am not interested in poor specimens of any kind.

This pattern can be seen in older specimens up to 17 years of age, and above.

As mentioned before, the skull is only known in small, juvenile specimens.

The second step was to undergo transdifferentiation in human specimens.

The spines are pink in young specimens, but turn brown with age.

This is more pronounced and less pleasant in older specimens.

The eyes are very large and fluoresce green in live specimens.

They are covered by a partial veil in young specimens.