How to add an embedded timeline to your website. 1. Create a new timeline widget while logged in to Twitter.com. We recommend creating a new widget from the account responsible for your website (not your personal account) for easy discovery by your team and customization as your site changes.
The cooling is thought to work by slowing down the operation of enzymes involved in sex determination. The cooling has to be done very precisely. Chickens try to keep their eggs at a steady 37.5C below their body. This is the temperature used in commercial incubators. drop in temperature can change the sex of chickens. A brief, chilly spell can change the sex of chickens in the egg, the festival learnt yesterday.
Environmental Sex Determination. In some fish and reptiles, sex is determined by the temperature at which the eggs are incubated. In lizards and alligators, warm incubation temperatures cause all eggs to produce males, while temperatures only 1 or 2 degrees Celsius (34 or 35 degrees Fahrenheit) cooler produce females.