Even though all herbivores eat only plants, the diets of different herbivore species vary a great deal. Some herbivores are selective and only consume part of the plant, such as the fruit, leaves, nectar, seeds, sap, roots, or bark.
Dogs come into heat every six months and it lasts for 3 weeks, but typically only bleed in the 2nd week. The amount of blood varies by size of dog, so the larger the dog the more blood is produced. 454 Views Â· 1 Upvote
Timing. Your dog can come into her first heat any time between 6 and 24 months. According to Webvet.com, small dogs come into heat sooner than larger breeds. Typically she will have two estrus cycles, or heats, a year, and each one lasts for between 18 to 24 days.She is likely to show signs that her heat is about to start by changes in her behavior.he estrus cycle has four stages. The first stage is called proestrus. This lasts approximately 10 days and it is during this stage that your dog will bleed from the vaginal area. This is your dog's preparation for pregnancy phase, but she will not want to mate with a male during this time.