I've heard Big Cheese has good rodents. One tray looks really clean, but the other one has some blood and I think some urine on the rats.
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They do uranate alot when they die. iIbuy frozen pinkies from the reptile store when live is sold out. They tend to have missing paws or extra ones stuck on the can we say eww! ( well worth the discount as they want under 41 and pestsmart wants 6/$10)