Hearing range of cats is between 48Hz to 85kHz, while they are most sensitive to 300Hz to 32kHz. This means that while they can hear sounds with frequencies less than 300Hz, depending on the cat and age, they don't register it with full amplitude.
Range of fundamental frequencies of drums is stated as 50Hz-250Hz. This falls out of cats' sensitivity range, ...
Oscar’s tend to change colour both depending on the water levels but also on their moods. If an Oscar is angry or upset they’ll tend to be a whiter colour, whereas if they are happy and content they’ll go a dark colour. My Oscar does it when he is hungry.
This is normal. Nothing to be scared of. It’s the over production of tissue on the cats paw known as paw horns. My cat has them as well (same breed as yours, and same colors as well.) the vet can trim them down, but you also can if you have a really steady hand and are well equipped in the animal care taking field.
Do not worry or stress it! Your baby is ...
It has been my experience that using Advet shampoo and or conditioner and/or the waterless shampoo/leave in conditioner
All made with essential oils is the answer. I am a groomer and have seen amazing results within weeks.