Can guinea pigs eat crab?
Quick verdict
Unsafe
Key risk
Shellfish cannot be digested by herbivores.
Why
Guinea pigs cannot eat crab.
Can guinea pigs eat crab, and why?
Guinea pigs cannot eat crab. Shellfish cannot be digested by herbivores.
Guinea pigs are herbivores who need unlimited hay or grass, a daily portion of fresh leafy veg, and a daily source of vitamin C — which they cannot make themselves. Their gut relies on constant fibre, so too much sugar or any sudden change can cause painful bloat and diarrhoea.
Warning — what to watch for
Shellfish cannot be digested by herbivores.
If your guinea pig has eaten crab, don’t wait for symptoms — contact your vet immediately, or call the Animal PoisonLine on 01202 509000 (24/7, UK). Signs of a problem can include vomiting, diarrhoea, drooling, lethargy, tremors or loss of appetite.
🚨 Find an emergency vet near youMore foods guinea pigs might eat
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Frequently asked questions
Can guinea pigs eat crab?
Unsafe. Guinea pigs cannot eat crab.
What happens if my guinea pig eats crab?
Shellfish cannot be digested by herbivores. If your guinea pig has eaten crab, contact your vet or the Animal PoisonLine (01202 509000) straight away — don’t wait for symptoms.
Is crab poisonous to guinea pigs?
Unsafe. Guinea pigs cannot eat crab.
Check crab for another pet