NEW YORK ( TheStreet) -- Now that Amazon ( AMZN) has acquired Quidsi, owner of Diapers.com, what are some other potential M&A targets?

Amazon purchased Quidsi, which also operates the newly launched Soap.com, for $500 million in cash and assumed $45 million in debt. The deal is expected to close by the end of the year.

The Internet retailer has been on an M&A kick, purchasing online footwear retailer Zappos.com back in 2009 for $847 million.

What's Amazon's next acquisition target?

Drugstore.com
Blue Nile
OpenTable
Netflix

Amazon also recently bought Woot.com, a site that offers daily discounts, and has agreed to purchase BuyVIP, a fashion site.

Shutterfly ( SFLY), deal site Groupon, private-sale sites like Gilt Group and Ideeli, and auto parts site USAutoparts.net, have all been cited as potential takeover targets.

In light of all this, here's a look at other companies that could be on Amazon's radar....

If you liked this article you might like

How Long Can This Rally Run?: Cramer's 'Mad Money' Recap (Monday 9/19/17)

Best Buy CEO -- We, Together With Amazon, Will 'Kill' the Competition

How to Invest Just Like a Millionaire