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Ant. Ants are eusocial insects of the family Formicidae and, along with the related wasps and bees, belong to the order Hymenoptera. Ants evolved from vespoid wasp ancestors in the Cretaceous period. More than 13,800 of an estimated total of 22,000 species have been classified.
An insect 's respiratory system is the system with which it introduces respiratory gases to its interior and performs gas exchange . Air enters the respiratory systems of insects through a series of external openings called spiracles. These external openings, which act as muscular valves in some insects, lead to the internal respiratory system ...
The respiratory system (also respiratory apparatus, ventilatory system) is a biological system consisting of specific organs and structures used for gas exchange in animals and plants. The anatomy and physiology that make this happen varies greatly, depending on the size of the organism, the environment in which it lives and its evolutionary ...
The word mosquito (formed by mosca and diminutive -ito) [ 2] is Spanish and Portuguese for little fly. [ 3] Mosquitoes have a slender segmented body, one pair of wings, three pairs of long hair-like legs, and specialized, highly elongated, piercing-sucking mouthparts. All mosquitoes drink nectar from flowers; females of some species have in ...
the part of the antenna distal to the pedicel composed of one or more segments, called flagellomeres. (Anatomical feature) the posterior opening of the head capsule, covered by the cervix. (Anatomical feature) the pair of wings of a four-winged insect closest to the head. small, pit-like structure in the exoskeleton.
Centipedes mainly use their antennae to seek out their prey. The digestive tract forms a simple tube, with digestive glands attached to the mouthparts. Like insects, centipedes breathe through a tracheal system, typically with a single opening, or spiracle, on each body segment.
The word insect comes from the Latin word insectum from in, "cut up", [1] as insects appear to be cut into three parts. The Latin word was introduced by Pliny the Elder who calqued the Ancient Greek word ἔντομον éntomon "insect" (as in entomology ) from ἔντομος éntomos "cut in pieces"; [ 2 ] this was Aristotle 's term for this ...
Araneomorphae. See Spider taxonomy . Diversity [ 1] 132 families, c. 50,000 species. Spiders ( order Araneae) are air-breathing arthropods that have eight limbs, chelicerae with fangs generally able to inject venom, [ 2] and spinnerets that extrude silk. [ 3] They are the largest order of arachnids and rank seventh in total species diversity ...