... At this point, Madame, like a vigilant general inspecting his army, glanced at Mademoiselle de Tonnay-Charente, who could not help wincing as they drew themselves up... 
Alexandre Dumas, Pere 「Ten Years Later」
... “Madame, Madame, your highness is forgetting your mask!” said her vigilant companion...
Alexandre Dumas, Pere 「Louise de la Valliere」
...The committee, too, had been particularly vigilant during the whole of the year with respect to the public papers...
Thomas Clarkson 「The History of the Rise, Progress and Accomplishment of the」
...It need not be a very strong watch, but it must be a vigilant one; therefore each watch will be kept under the supervision of an officer who will be responsible for the vigilance of the men under him...
Harry Collingwood 「A Middy of the Slave Squadron」
...For theseanimals are sufficiently acquainted with man as amischief-maker to be vigilant in avoiding him, evenin the Park...
Ernest Thompson Seton 「Wild Animals at Home」
...There are vigilant birds, always alert, who seemnever to get robbed or molested in any way: thesehave big high nests, made with piles of stones...
George Murray Levick 「Antarctic Penguins」
...All those species that are liable at any time to become the victims ofraptorial birds are very much beholden to this Swallow, as he is themost vigilant sentinel they possess...
P. L. Sclater 「Argentine Ornithology, Volume I (of 2)」
...badius is so excessively vigilant and jealousof other birds approaching its nest as to succeed in keeping out thesubtle, silent, grey-plumaged, omnipresent female M...
P. L. Sclater 「Argentine Ornithology, Volume I (of 2)」
...Barrows found a egg in a nest of this species, whichmakes me think that it is less vigilant and warlike than T...
P. L. Sclater 「Argentine Ornithology, Volume I (of 2)」
... alert and vigilant the birds are, even whenabsorbed in building their nests! In an openspace in the woods I see a pair of cedar-birdscollecting moss from the top of a dead tree...
John Burroughs 「Bird Stories from Burroughs」
...The father, a vigilant watchman, stillretains his hold, while the mother digs with claws and head...
J. H. Fabre Bernard Miall 「Social Life in the Insect World」
...With a vigilant eye and a little prudence, I shall be able to continue...
J. Henri Fabre Alexander Teixeira de Mattos 「The Life of the Fly」
...He gained death, alas! instead of revenge, forhis foes proved too vigilant for him, and overcamehim by vile treachery...
Charles Morris 「Historic Tales, Vol 14 (of 15)」
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