Of the 10 mammals in this faunal group, three (Eutamias minimus, Tamiasciurus hudsonicus, and Microtus pennsylvanicus) are distributed both in the boreal forests to the north of the plains and in montane areas to the west.
Other than mammals housed in the Museum of Natural History, we examined only three, two in the U.
The present report summarizes information gathered in Harding County, northwestern South Dakota, and includes material on the more than 50 species of mammals that are known to occur there.
It is of interest that as many as nine mammalswith southwestern affinities occur as far north as southwestern South Dakota and adjacent Wyoming.
Other species of small mammals taken in the same or adjacent traplines were Perognathus fasciatus, Dipodomys ordii, Reithrodontomys megalotis, Peromyscus maniculatus, and Onychomys leucogaster.
There are few published references to mammalsin Harding County.
Influence of late-glacial and post-glacial events on the distribution of Recent mammals on the Northern Great Plains.
Few published reports have dealt with mammals from this part of the Northern Great Plains, and none of these involved detailed study of a restricted area.
The best stand on which to mount mammals is an oval block of wood varying in thickness according to the size of the specimen.
If there are several mammals mounted in the same case, a watercolor background is very effective.
Here, as over so large a portion of the Australian region, we find birds constituting the supreme class--the scarcity of mammals being accounted for in some measure as a normal effect of insularity.
The South American character of the West Indian mammals seems to indicate that this archipelago was formerly united to the southern continent, and that it has subsequently been an area of subsidence.
I may next briefly add allusions to those instances of the use of signs by mammals which are fully detailed in Animal Intelligence.
Birds and Mammals in various parts of the chapters devoted to these animals.
We might therefore suppose that, from the fact of bats being able to fly, many other mammals should have acquired the art.
An annotated check list of the mammals of Michoacan, Mexico.
If the species is not adapted to run fast, birds, unlike mammals, have the tibiotarsus longer than any of the other elements; in mammals that are not adapted to run fast, the femur and tibia are approximately the same length.
Birds and mammals of the Stikine River region of northern British Columbia and southeastern Alaska.
It would be unsafe to draw specific conclusions about mammals from these bird and insect experiments.
All the so-called higher animals, mammals and others, are divided into two sexes, male and female.
The quantitative nature of sex, and also the existence of intersexual types, between males and females, would seem to be general phenomena, requiring rather slight corroboration from the mammals themselves.
It should be remembered that sex in higher mammals is of the whole body, and depends upon all the secretions.
The reason he resembles a normal male in many respects is simply that sexuality in such highly-organized mammals is of the whole body, not of the sex-glands or organs alone.
It is possible to be quite sure that some facts carefully observed about mammals in a biological laboratory apply to similar structures in man, also a mammal.
In highly organized forms like the mammals (including man), sex is linked up with all the internal secretions, and hence is of the whole body.
As this trip was somewhat experimental he made no large plans and merely wished to get a few specimens of the common species of mammals found there.
It is well illustrated by Wolf, the greatest painter of birds and mammals who ever lived.
Such infra-human mammals must have been more miraculously endowed in order to such an invention than ever man himself has been.
But scientific men[26] tell me that existing mammals actually have larger brains than their ancient tertiary prototypes of the same order.
Mammals of the San Gabriel mountains of California.
Additional records and extensions of ranges of mammals from Utah.
Wild oxen, the great Irish deer, and the horse, elephant, rhinoceros, and other mammals then lived in Britain.
They had their day, a day of many thousand years, and then passed away, giving place to the superior race of mammals which was just springing into being when the huge Dinosaurs were in the heyday of their existence.
The loss of two or three broods of sparrows or two or three litters of rabbits makes comparatively little difference, as the loss is soon supplied, but the death of the young of the larger and higher mammals is a more serious matter.
Hair and fur belong to mammals only, although these creatures show much variety in their outer covering.
In the Jurassic, then, when the Dinosaurs were the lords of the earth and small mammalsjust beginning to appear, we come upon traces of full-fledged birds.
Walruses and seals and all true mammalshaving lungs and living in the water have a bark that sounds weird enough coming up from hidden depths.
Without doubt, the ancestors of the whale were land mammals which became adapted to a littoral life, and in splashing round the shore acquired the habit of swimming.
September sees the great mammals off Southern Kamchatka, and year by year with regularity they follow this Arctic orbit, edging farther in successive seasons to the north and east.
Rome evidently was not "long" on North American mammals and put itself into the class of Nature fakers forever by declaring said tails "fish" and not flesh.
Pleistocene mammals from a cave in Citrus County, Florida.
Mammals of the Rexroad Formation from Fox Canyon, Meade County, Kansas.
Notice of some new fossilmammals and birds from the Tertiary formations of the west.
Mammals of the Rexroad Fauna from the Upper Pliocene of southwestern Kansas.
Pleistocene mammals and terraces in the Great Plains.
A list of mammals obtained by Edmund Heller from the coast region of northern California and Oregon.
Arrangement of the families of mammals with analytical tables.
Pleistocene mammals of the Berends fauna of Oklahoma.
A list and bibliography of the fossilmammals of Illinois.
Sulphur River Formation and the Pleistocene mammals of the Ben Franklin local fauna.
On mammalsfrom the Lower Amazons in the Goeldi Museum, Pará.
Remington Kellogg, Curator of Mammalsin the United States National Museum, and the late Dr.
Mammals collected on the Roosevelt Brazilian Expedition, with field notes by Leo E.
Mammals from the District of Santa Marta, Colombia, collected by Mr. Herbert H.
A check-list of mammals of the North American continent.
Catalog of the type specimens of mammalsin the United States National Museum, including the Biological Surveys collection.
Catalogue of type specimens of Recent mammals in the American Museum of Natural History.
Catalogue of the type-specimens of mammals in the United States National Museum, including the Biological Survey collection.
A preliminary report on the mammals collected by Thomas MacDougall in southeastern Oaxaca, Mexico.
The native fauna, especially in the families to which the larger mammals belong, was poorer than that of western North America and far scantier than that of the southern parts of Africa in the same latitude.
I told him that this inoffensive animal, which feeds on insects and roots, belonged to the order Edentata--mammals in which the system of teeth is incomplete.
I thought," observed Lucien, "that bats were the only mammals that could fly.
But it is a veritable tell-tale so far as the early stirring mammals are concerned.
It is clearly evident that our resident birds and mammals soon know every nook and corner of their chosen haunts, and more, that they pass from point to point in accordance with fixed plans and do not wander aimlessly about.
For we had come into those regions of the South Atlantic where schools of the big mammals for which we hunted might be at any time come upon, especially at this season of the year.
These measurements will give the reader some idea of what these huge mammals look like.
Birds and mammals were also frequently regarded as objects of worship, and consequently preserved after death, as among the ancient Egyptians, who embalmed entire birds and mammals that were considered sacred.
Mammals are, as a rule, much more difficult to procure than birds, especially the smaller species.
Cats often bring in these little mammals and leave them lying around, as they rarely eat them.
The art of taxidermy is very ancient, and doubtless had its origin among the very early races of man, who not only removed the skins of birds and mammals for clothing, but also for ornaments.
Large mammals should be skinned by making a cross incision down the entire length of the breast, between the fore-legs to the vent, then down the under side of each leg quite to the feet.
Skins of mammals must be soaked in a strong solution of alum water, and when perfectly soft see that the parts above the lips, eyes, etc.
A pit dug in an open field or a barrel set down with the top on a level with the ground and half filled with water will be the means of capturing many rare, small mammals which fall into it accidentally.
The first objects selected for this purpose were, of course, birds and mammals of singular forms or brilliant colors, as objects of curiosity.
In drawing the lines between mammals mounted as described above and the present method, it may be well to remark that the one now given is the best in all cases, but requires rather too much time to be used with very small specimens.
Mounting mammals and reptiles and making their skins also varies as given by different individuals, but I have given the method by which I have found, by experience, amateurs succeed the best.
Large mammals may be also made up if they are to be used for cabinets or for skins.
The blood of the Lemuridae (Nuttall) gives no reaction or an extremely weak one, that of the other mammalsnone whatever.
The great majority of Arctic land-animals, mammalsand birds, are white, and this proves that they were all able to present the variation which was most useful for them.
Lartet,[188] by comparing the crania of tertiary and recent mammals belonging to the same groups, has come to the remarkable conclusion that the brain is generally larger and the convolutions are more complex in the more recent form.
That so many species have been able to give rise to white varieties does not depend on a special sensitiveness of the skin to the influence of cold, but to the fact that Mammals and Birds have a general tendency to vary towards white.
Even the Lemuridae show very numerous divergent conditions, much more so the Eocene mammals (Creodonta, Condylarthra), the chief resemblance of which to man consists in the possession of pentadactylous hands and feet!
When he passed to the detailed consideration of The Descent of Man, it was part of his object to show "that there is no fundamental difference between man and the higher mammals in their mental faculties.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "mammals" in a variety of sentences. We hope that you will now be able to make sentences using this word.
