The cuckoo bird, after which the cuckoo clock is named, is a medium-sized bird with a variety of different markings, such as this grey and white cuckoo bird resting on the branches of a pine tree.
This 3D computer rendering of a server rack is filled with grey rack-mount computer servers and shows a red server that has been partially slid out. This type of server rack is designed to be used in large data centers with dedicated power and cooling.
A photograph of a shiny scooter, on a white background, promises transportation for those with mobility issues. Climb atop the grey seat, and this shiny blue scooter will take you wherever you need to go.
A pair of black and grey inline hockey skates is photographed on a white background. The pair of skates has bright red polyurethane wheels. Inline hockey skates allow hockey enthusiasts to enjoy the sport on a wide variety of surfaces.
A veiled bride holds her bouquet of white tulips. The hand-tied bouquet is complemented with white ribbon and selected greenery. The groom, attired in a dark grey suit and striped tie, stands next to his bride.
Five African grey parrots have been put in solitary bird confinement after they failed to control their excessive swearing tirades, including telling visitors to "f*ck off."
Jake Rossen. Mental Floss. Wed, 30 Sep 2020 13:00:00 +0000.
Some birds can perform amazing cognitive feats - even though their forebrains seem to just consist of lumps of grey cells, while mammalian forebrains harbour a highly complex neocortex. ...
Science Daily. Fri, 25 Sep 2020 11:33:54 EDT.