Natural adhesives are made from organic sources such as vegetable matter, starch ( dextrin ), natural resins or from animals e. g. casein or animal glue.

When Darwin wrote On the Origin of Species by Means of Natural Selection, or the Preservation of Favoured Races in the Struggle for Life, the oldest animal fossils were those from the Cambrian Period, now known to be about 540 million years old.

In book 8, chapter 16 of Pliny the Elder's Natural History from 77 AD the elk and an animal called achlis, which is presumably the same animal, are described thus:

To finance the expedition Roosevelt received support from the American Museum of Natural History, promising to bring back many new animal specimens.

Natural capital is described in the book Natural Capitalism as a metaphor for the mineral, plant, and animal formations of the Earth's biosphere when viewed as a means of production of oxygen, water filter, erosion preventer, or provider of other ecosystem services.

Natural fibers are made from plant, animal and mineral sources.

Hinton left a trunk in storage at the Natural History Museum in London that in 1970 was found to contain animal bones and teeth carved and stained in a manner similar to the carving and staining on the Piltdown finds.

Two natural sciences museums — the Natural History Museum and the Earth and Man — display minerals, animal species ( alive and taxidermic ) and rare materials.

P. T. Barnum was one of the earliest benefactors of Tufts College, and the Barnum Museum of Natural History was constructed in 1884 with funds donated by him to house his collection of animal specimens and the stuffed hide of Jumbo the elephant, who would become the university's mascot.

* " Natural " sausage hulls ( or casings ) are made of animal gut, especially hog, beef, and lamb.

Natural environment is the conditions in which a person, animal, or plant lives or operates.

Natural hair, either human or from an animal such as a goat or yak, must be carefully sorted so that the direction of growth is maintained, root to root, and point to point.

In addition, according to the records of the Peabody Museum of Natural History at Yale, Richard Owen used the name Nythosaurus for this animal in 1876.

It allows an understanding of methods used in plant and animal breeding, and of micro-evolution ( eg Natural Selection ).

He hosted a follow-up series to British Isles-A Natural History entitled The Nature of Britain focusing on British plant and animal species.

Natural philosophy and natural theology encompassed the conceptual and metaphysical basis of plant and animal life, dealing with problems of why organisms exist and behave the way they do, though these subjects also included what is now geology, physics, chemistry, and astronomy.

Named an Officer of the French Legion of Honor in 1878, he became a member of the Académie des Beaux-Arts in 1892, and succeeded Antoine-Louis Barye as professor of animal drawing at the Natural History Museum of Paris.

Darwin was interested in ideas of Natural " laws of harmony ", and made enquiries into animal breeding.

Natural examples of SI include ant colonies, bird flocking, animal herding, bacterial growth, and fish schooling.

The School of Mathematical and Natural Sciences offers bachelor's degrees in animal science, biochemistry, biology, chemistry, environmental sciences, mathematics, and physics.

In addition, Constitution complements defensive casting via Concentration checks and the Natural Spell feat, while animal forms substitute for Strength and Dexterity.

Natural sights in the municipality include Kostanjevica Cave at the foot of the Gorjanci hills and the Krakovo Forest, the only virgin forest in Slovenia where Pedunculate Oak ( Quercus robur ) grows and provides a habitat for several rare and endangered animal species.

Natural bristles are preferred for oil-based paints and varnishes, while synthetic brushes are better for water-based paints as the bristles do not expand when wetted.

Fragmentary remains of smaller individuals were found alongside " Sue ," the Tyrannosaurus mounted in the Field Museum of Natural History in Chicago, and a bonebed in the Two Medicine Formation of Montana contains at least three specimens of Daspletosaurus, preserved alongside several hadrosaurs.

The natural history collections were an integral part of the British Museum until their removal to the new British Museum of Natural History, now the Natural History Museum, in 1887.

But his famous Dialogues Concerning Natural Religion were not published until 1779, by which time deism had almost vanished in England.

Natural constants, multiples of ten, and Latin derivations formed the fundamental blocks from which the new systems were built.

Natural oil seeps such as this in the McKittrick area of California were used by the native Americans and later mined by settlers.

The earliest written references that have survived relating to the islands were made by Pliny the Elder in his Natural History, where he states that there are 30 " Hebudes ", and makes a separate reference to " Dumna ", which Watson ( 1926 ) concludes is unequivocally the Outer Hebrides.

There were numerous unconfirmed reports of the bird, but many ornithologists believed the species had been wiped out completely, and it was assessed as " extinct " by the International Union for Conservation of Nature and Natural Resources in 1994.

" Three of his specimens were stuffed and are still on display in the American Museum of Natural History.

Euler wrote over 200 letters to her in the early 1760s, which were later compiled into a best-selling volume entitled Letters of Euler on different Subjects in Natural Philosophy Addressed to a German Princess.

His own writing continued with four ( of a planned ten ) volumes of Natural History of the United States which were published from 1857 to 1862.

In 1981 the Nicaraguan Institute of Natural Resources and the Environment ( IRENA ) conducted an environmental assessment study and found that half of the water sources sampled were seriously polluted by sewage.

Natural patterns on the polished surface of Breccia or " landscape marble " can resemble a city skyline or even trees, and were used as inlay s for furniture etc.

Natural Resources Canada estimated that Canadian mining investment in Mali reached Cdn .$ 500 million in 2009, and in 2005, 73 mining concessions were held by Canadian firms in Mali.

Two of the most significant thinkers of the period were biologist Charles Darwin ( 1809 – 82 ), author of On the Origin of Species by Means of Natural Selection ( 1859 ), and political scientist Karl Marx ( 1818 – 83 ), author of Das Kapital ( 1867 ).

They believe Mun and Misselden were not making this mistake in the 1620s, and point to their followers Josiah Child and Charles Davenant, who, in 1699, wrote: " Gold and Silver are indeed the Measure of Trade, but that the Spring and Original of it, in all nations is the Natural or Artificial Product of the Country ; that is to say, what this Land or what this Labour and Industry Produces.

Natural phenomena ( such as rain ) were seen as the physical manifestation of this spiritual contention.

They were established to " promote and diffuse the study of Natural Theology in the widest sense of the term — in other words, the knowledge of God.

The principles of Natural Phonology were extended to morphology by Wolfgang U. Dressler, who founded Natural Morphology.

Many of Gould's essays for the magazine Natural History were reprinted in collections such as Ever Since Darwin and The Panda's Thumb.

Lyell and Hooker agreed that a joint paper should be presented at the Linnean Society, and on 1 July 1858, the papers entitled On the Tendency of Species to form Varieties ; and on the Perpetuation of Varieties and Species by Natural Means of Selection, by Wallace and Darwin respectively, were read out but drew little reaction.

Natural theology was not a unified doctrine, and while some such as Louis Agassiz were strongly opposed to the ideas in the book, others sought a reconciliation in which evolution was seen as purposeful.

In his Natural History of Sardinia ( 1774 ), Francesco Cetti reported huge rats inhabiting Tavolara, but these were probably the now-extinct Sardinian pika.