I examined it thoroughly.
The reports of the Shannon and of the Helvetia had rather exaggerated its size, and I estimated its length at only two hundred and fifty feet.

As to its dimensions, I could only conjecture them to be admirably proportioned.

While I watched this phenomenon, two jets of steam and water were ejected from its vents, and rose to the height of 120 feet; thus I ascertained its way of breathing.

I concluded definitely that it belonged to the vertebrate branch, class mammalia.
The crew waited impatiently for their chief's orders.

The latter, after having observed the animal attentively, called the engineer.