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The human population exploits and depends on many animal and plant species for food, mainly through agriculture, but also by exploiting wild populations, notably of marine fish. [10] [11] [12] Livestock animals are raised for meat across the world; they include (2011) around 1.4 billion cattle, 1.2 billion sheep and 1 billion domestic pigs. [12 ...
This processing technique is often employed as a means of recovering desiccated plant remains, since the use of water can weaken or damage this type of macrofossil and even accelerate its decomposition. [1] [31] [33] Wet Screening is most often used for waterlogged contexts. It follows the same basic principle as dry screening, expect water is ...
Zooarchaeology which is the study of animal remains from archaeological sites is able to provide insight into the diet of both humans and animals, resource use, the economy, climate, technological adaptations, human demography, urbanisation and a wide variety of information about how humans operated within their environment.
Some of these flowering plants bear structures that attract insects and other animals to spread pollen; other angiosperms are pollinated by wind or water. This innovation causes a major burst of animal coevolution. First freshwater pelomedusid turtles. Earliest krill. 120 Ma
H. erectus is the first known species to develop control of fire, by about 1.5 Ma. H. erectus later migrates throughout Eurasia, reaching Southeast Asia by 0.7 Ma. It is described in a number of subspecies. [38] Early humans were social and initially scavenged, before becoming active hunters.
The identification of plant fossils in Cambrian strata is an uncertain area in the evolutionary history of plants because of the small and soft-bodied nature of these plants. It is also difficult in a fossil of this age to distinguish among various similar appearing groups with simple branching patterns, and not all of these groups are plants.
A distinction can be made between botanical science in a pure sense, as the study of plants themselves, and botany as applied science, which studies the human use of plants. Early natural history divided pure botany into three main streams morphology - classification , anatomy and physiology – that is, external form, internal structure, and ...
Architectural designs resembling plants appear in the capitals of Ancient Egyptian columns, which were carved to resemble either the Egyptian white lotus or the papyrus. [36] Ancient Greek columns of the Corinthian order are decorated with acanthus leaves. [37] Islamic art, too, makes frequent use of plant motifs and patterns, including on ...