64 results found

Search Results for: wings

Homology

In biology, homology refers to similarities caused by shared ancestry between two structures or genes from distinct species.... Read More

Analogous

In evolutionary biology, the meaning of analogous is “having similarities in functions but different evolutionary... Read More

Aves

Aves Definition What are birds classified as? Birds constitute the class Aves of the kingdom Animalia. How to define Aves?... Read More

Analogous structures

Analogous Structures Definition In evolutionary biology, analogous structures are biological structures having similar or... Read More

Mantis

Mantis Definition A mantis (plural: mantises or mantes) refers to any of the insects that belong to the order Mantodea... Read More

Multiple alleles

Alleles are the pairs of genes occupying a specific spot called locus on a chromosome. Typically, there are only two alleles... Read More

Homologous structures

Homologous Structures Definition What are homologous structures? In biology, homologous structures are physical features... Read More

Morphology

Morphology Definition Morphology means the study of the shape and structure of living things from a biological perspective.... Read More

Vestigial

Vestigial (organ) is a degenerate organ or structure or physical attribute that has little to no function in the species but... Read More

Convergent evolution

Convergent evolution definition What is convergent evolution? Convergent evolution is a concept in evolutionary biology... Read More

Mantle

Mantle 1. To unfold and spread out the wings, like a mantle; said of hawks. Also used figuratively. Ne is there hawk which... Read More

Pleiotropy

Pleiotropy Definition When one single gene starts affecting multiple traits of living organisms, this phenomenon is known... Read More

Homoplasy

Definition noun Similar biological trait acquired by species from different (unrelated) lineages Supplement There are... Read More

Divergent evolution

Divergent Evolution Definition Divergent evolution refers to the process by which interbreeding species diverged into two... Read More

Insects

To learn more about arthropods, look at the previous tutorial. The Class Insecta of the Arthropoda Phylum is by far the... Read More

Phenotype

Phenotype refers to the observable characteristics of an organism as a multifactorial consequence of genetic traits and... Read More

Moth

Moth Definition A moth is a lepidopteran insect. Moths belong to the Order Lepidoptera, together with the butterflies.... Read More

Animal Water Regulation

Homeostatic control, a set environment, and how evolution and natural selection drives a species to adapt to its environment... Read More

Plume

plume 1. A feather; especially, a soft, downy feather, or a long, conspicuous, or handsome feather. Wings . . . Of many a... Read More

New Zealand’s Unique Geographical History

Written by: Maria Victoria Gonzaga Peer-reviewed by: Cathy Buntting, Ph.D. and Andrea Soanes New Zealand is... Read More

Plumes

plume 1. A feather; especially, a soft, downy feather, or a long, conspicuous, or handsome feather. Wings . . . Of many a... Read More

Hexapoda

Hexapoda (Science: zoology) The true, or six-legged, insects; insects other than myriapods and arachnids. The hexapoda have... Read More

Synapomorphy

Definition noun, plural: synapomorphies An advance character state shared among two or more taxa inherited from the most... Read More

Ostrich

ostrich (Science: zoology) A large bird of the genus struthio, of which Struthio camelus of Africa is the best known... Read More

Ahool

The ahool is a flying cryptid, supposedly a giant bat, or by other accounts, a living pterosaur or flying primate. Such a... Read More

Takahē (Porphyrio hochstetteri)

By: Maria Victoria Gonzaga Previously, we've seen the different animals endemic to New Zealand. Due to the... Read More

Larva

Larva Origin: L. Larva ghost, specter, mask. 1. (Science: zoology) Any young insect from the time that it hatches from the... Read More

Insect

Insect 1. (Science: zoology) One of the Insecta; especially, one of the hexapoda. See insecta. The hexapod insects pass... Read More

Swallow

Definition noun, plural: swallows (physiology) The act of swallowing (ornithology) Any of the passerine bird species of the... Read More

Divergence

Definition noun (evolutionary biology) The evolutionary process wherein a population of species diverge into two or more... Read More

Thorax

thorax 1. (Science: anatomy) The part of the trunk between the neck and the abdomen, containing that part of the body cavity... Read More

Bithorax

Definition noun A homeotic gene first described in Drosophila that controls the development of the third thoracic segment... Read More

Notch

Definition noun, plural: notches (1) (anatomy) V-shaped cut, indentation, or nick, especially at the edge of an object or... Read More

Homoplasty

Definition noun, plural: (1) (evolution) The acquisition of a similar form or structure between species of different... Read More

Class

Our earth is home to diverse groups of organisms. These living things exist in the ecosystem. Dating back to the ancient... Read More

Asian Glossy Starling

Definition noun, Species in class Aves that considered as one of the noisiest species of birds those are highly extroverted... Read More

Sphenethmoid

Definition noun It designed to both sphenoid and ethmoid regions of the cranium that surrounds the anterior portions of the... Read More

Feathers

Feather 1. (Science: ornithology) One of the peculiar dermal appendages, of several kinds, belonging to birds, as contour... Read More

Eye

Definition noun, plural: eyes (1) The organ of sight or vision; the visual sense; the sense of seeing. (2) A mark... Read More

Fruits, Flowers, and Seeds

Flowering plants grow in a wide variety of habitats and environments. They can go from germination of a seed to a mature... Read More