red eye

Noun

red-eye (countable and uncountable, plural red-eyes)

1. The common rudd (Scardinius erythrophthalmus), a freshwater fish.
   • The fish of Lough Neath, in Ireland, called a Roach, is in reality the Rudd, or Red-eye, Cyprinus erythrophthalamus of authors, to be hereafter described—a fish belonging to the second division of the genus Leuciscus of Klein, which has the dorsal fin over the space between the ventral and anal...1836, William Yarrell, “The Roach”, in A History of British Fishes. … In Two Volumes, volume I, London: John Van Voorst, […], →OCLC, page 349
2. Any of various grass-skippers or hesperiid butterflies of the genus Matapa.
   • The Common Redeye (Matapa aria Moore) is much smaller (wingspan: 40–55 mm), plain brown without any markings, but as in the Giant Redeye its eyes are red.2000, Krushnamegh Kunte, “Family Hesperiidae: Skippers [Giant Redeye]”, in Madhav Gadgil, editor, India—a Lifescape: Butterflies of Peninsular India, Hyderabad, Andhra Pradesh: Universities Press...
3. The red-eyed treefrog (Agalychnis callidryas), which is native to neotropical rainforests.
   • Red-eyes have large and well-developed toepads and are adept at both leaping and walking through their elevated homes.2006, R[ichard] D. Bartlett, The 25 Best Reptile and Amphibian Pets, Hauppauge, N.Y.: Barron’s Educational Series, →ISBN, page 125
4. (Australia) A species of cicada, Psaltoda moerens, native to eastern Australia.
   • The red eye, Psaltoda moerens, is sometimes common around Sydney where its favoured host, Angophora costata, grows. In some years populations can be immense with many thousands inhabiting just a few trees.2010 September, M. S. Moulds, “Three Noisy Sydney Insects – the Cicadas”, in Daniel Lunney, Pat Hutchings, Dieter Hochuli, editors, The Natural History of Sydney, Sydney, N.S.W.: Royal Zoological...
5. (Canada, US) The red-eyed vireo (Vireo olivaceus), a small American songbird.
   • The red-eye (Vireo olivaceus), [...] The first (the red-eye) is one of the most abundant birds in the woods of the northern states. In the spring months, he is one of the most conspicuous of our singers, and, though his notes are short, they are very musical and lively.1851, J[ohann] G[eorg] Heck, “Sub-order 3. Dentirostres, Tooth-billed Birds.”, in Spencer F[ullerton] Baird, transl., Iconographic Encyclopædia of Science, Literature, and Art. … Translated from the...
6. (South Africa, US) Any of various round herrings of the genus Etrumeus.
   • The egg of the round herring or red-eye Etrumeus whiteheadi (E. micropus, E. teres) is smooth, spherical (diameter around 1·4 mm) with a narrow perivitelline space and has a large lightly segmented yolk and no oil globule [...].1986, L. V. Shannon, S. C. Pillar, “The Benguela Ecosystem. Part III. Plankton.”, in Harold Barnes, Margaret Barnes, editors, Oceanography and Marine Biology: An Annual Review, volume 24, Aberdeen...

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