Yes, Triops do grow. Triops are a type of small crustacean that can grow from just a few millimeters in size to several centimeters in length over the course of their short lifespan. They are known for their rapid growth and can reach their full size in just a few weeks. Their growth is fascinating to observe, making them popular as pets and educational tools for children. **

One can order Triops prehistoric shrimp eggs online from various websites such as Amazon, eBay, and specialty pet stores like Triops World. These websites offer a variety of Triops species and kits for purchase, making it easy for enthusiasts to start their own Triops colony. It is important to ensure that the seller is reputable and that the eggs are of good quality before making a purchase. **

If your triops are no longer visible in their tank, it is possible that they have died or burrowed under the substrate. Triops are known to bury themselves in the substrate when they are stressed or preparing to molt. You can gently sift through the substrate to see if you can find them. If you still cannot locate them, it is likely that they have died. **

Without more information or specific symptoms provided, it is difficult to determine if the triops is sick. Common signs of illness in triops include lethargy, discoloration, abnormal swimming behavior, or lack of appetite. It is important to monitor the triops closely for any changes in behavior or appearance and consult a veterinarian specializing in exotic pets if there are concerns about its health. **

If your triops are showing signs of distress such as lethargy, floating at the surface, discoloration, or unusual behavior, they may be dying. It is important to check the water parameters such as temperature, pH, ammonia, and nitrate levels to ensure they are within the appropriate range for triops. Additionally, make sure you are providing them with proper food and clean water to support their health and well-being. If you are still unsure, it may be helpful to consult a veterinarian or experienced triops keeper for further advice. **

Triops shrimp are small freshwater crustaceans that belong to the genus Triops. They are often referred to as living fossils because they have remained relatively unchanged for millions of years. Triops shrimp are known for their unique appearance, with three eyes and a long, segmented tail. They are popular as pets and are relatively easy to care for in a home aquarium. **

Both Triops and brine shrimp are small crustaceans commonly used as live food for fish and other aquatic animals. Triops are often larger and have a more complex life cycle, while brine shrimp are smaller and reproduce quickly in saltwater environments. Triops are also known for their unique ability to enter a state of suspended animation when their habitat dries up, allowing them to survive in harsh conditions. Ultimately, the choice between Triops and brine shrimp depends on the specific needs of the animals being fed and the preferences of the keeper. **

I'm sorry, I don't have enough information to answer that question. Can you provide more context or details about the situation? **