1. The selected strain of Bifidobacterium NCIMB 41675.2. The Bifidobacterium strain of claim 1 in the form of viable cells. The Bifidobacterium strain according to claim 1 in the form of non-viable cells. The Bifidobacterium strain according to any one of claims 1 to 3, isolated from a biopsy sample of tissue of the colon of an animal feline family. 5. The Bifidobacterium strain according to any one of claims 1 to 3, having a significant immunomodulatory effect upon oral consumption. A composition containing a strain of Bifidobacterium according to any one of claims 1 to 5.7. The composition according to claim 6, additionally containing probiotic material. A composition according to any one of claims 6 or 7, further comprising prebiotic material. A composition according to any one of claims 6 or 7, further comprising a carrier for oral administration. The composition of claim 9, wherein the oral carrier is a pharmaceutically acceptable carrier, such as a capsule, tablet or powder. The composition of claim 9, wherein the oral carrier is a food product, such as an oil suspension, a milk-based suspension, cheese, a cocoa butter-based composition, a sauce and / or yogurt-based composition. A food product containing a Bifidobacterium strain according to any one of claims 1 to 5 or a composition according to any one of claims 6 to 11.13. The food product of claim 12, which is a dry food product. The food product of claim 12, which is a wet food product. A food product according to any one of claims 12 to 14, which further comprises probiotic material. The food product according to any one of paragraphs.12-14, which further comprises prebiotic material. A food product according to any one of claims 12 to 14, which is a food for companion animals. 18. Bifidobacterium strain according to any one of claims 1 to 5 for use as a medicine.1. Выделенный штамм Bifidobacterium NCIMB 41675.2. Штамм Bifidobacterium по п.1 в форме жизнеспособных клеток.3. Штамм Bifidobacterium по п.1 в