Amazon.com buys 50 pct stake in cyber petstore — Pets.com’s pet products and services include ferret hammocks, pet foods and help in locating pet-friendly hotels.

Expanding its retail scope, Amazon.com has invested in start-up Pets.com. . . . Pets.com, founded in 1998 by Greg McLemore and Eva Woodsmall, specializes in popular and rare pet accessories, products and food for all types of animals.

The purchase of the stake in Pets.com, which sells pet products including food, health aids, grooming devices, feeders and furniture, is just Amazon.com’s latest move to branch out into other categories.

Ms. Wainwright left Reel.com last month to become chief executive of Pets.com, an online peddler of pet supplies.

Pets.com is only the latest venture to be spun out of McLemore’s Internet e-commerce incubator WebMagic. Previously, McLemore helped launch Toys.com which eventually merged with eToys. . . . Other WebMagic spin-offs have included Sports.com and Cooking.com.

. . . former CEO of Reel.com decided Thursday to join Pets.com . . . a Pasadena-based online retailer. . . . First on Ms. Wainwright’s mind is finding space in San Francisco or the East Bay; some [team members] will relocate from Pasadena.

Former Reel.com CEO Goes to the Dogs — Pets.com founder Greg McLemore says the company had been looking for a CEO since the fall and was happy that it could attract [Julie] Wainwright [former Reel.com CEO] and hire her on such short notice.

The trick is to find the first site with information about your interest. . . . http://www.dogs.com/ brought up the http://www.pets.com . . . WebMagic site. Three links from here brought up a search engine that listed dog breeders — Voila!

Greg McLemore, 30 . . . scuttled plans to attend graduate school in order to create the electronic retailer Toys.com, which he sold last spring to No.1 rival eToys.com Inc.

[Mark] Woodsmall . . . works as Pet Lawyer for Pets.com, one of several Web sites created by WebMagic. . . . Visit Pets.com this month and the legal center features topics such as ‘dogs trespassing,’ ‘breeder responsibilities,’ ‘pet visitation rights,’ and ‘the barking dog.’