Some insects look more like aliens than they do insects. One example is a grasshopper that is able to survive by not looking ...
The Rock Pool Project in Plymouth says the non-native sea hare looks "alien-like".
Opinion
Isaac Arthur on MSNOpinion

The aliens we are searching for might look like us

When we imagine alien life we often picture something radically different from ourselves. But evolution tends to solve similar problems in similar ways, and intelligence may come with predictable ...