diff --git a/server/routes/dogs.js b/server/routes/dogs.js
new file mode 100644
index 0000000..631ecfa
--- /dev/null
+++ b/server/routes/dogs.js
@@ -0,0 +1,223 @@
+const express = require('express');
+const router = express.Router();
+const { getDatabase } = require('../db/init');
+const multer = require('multer');
+const path = require('path');
+const fs = require('fs');
+
+// Configure multer for photo uploads
+const storage = multer.diskStorage({
+  destination: (req, file, cb) => {
+    const uploadPath = process.env.UPLOAD_PATH || path.join(__dirname, '../../uploads');
+    cb(null, uploadPath);
+  },
+  filename: (req, file, cb) => {
+    const uniqueName = `${Date.now()}-${Math.random().toString(36).substring(7)}${path.extname(file.originalname)}`;
+    cb(null, uniqueName);
+  }
+});
+
+const upload = multer({
+  storage,
+  limits: { fileSize: 10 * 1024 * 1024 }, // 10MB limit
+  fileFilter: (req, file, cb) => {
+    const allowedTypes = /jpeg|jpg|png|gif|webp/;
+    const extname = allowedTypes.test(path.extname(file.originalname).toLowerCase());
+    const mimetype = allowedTypes.test(file.mimetype);
+    if (extname && mimetype) {
+      cb(null, true);
+    } else {
+      cb(new Error('Only image files are allowed'));
+    }
+  }
+});
+
+// GET all dogs
+router.get('/', (req, res) => {
+  try {
+    const db = getDatabase();
+    const dogs = db.prepare('SELECT * FROM dogs WHERE is_active = 1 ORDER BY name').all();
+    
+    // Parse photo_urls JSON
+    dogs.forEach(dog => {
+      dog.photo_urls = dog.photo_urls ? JSON.parse(dog.photo_urls) : [];
+    });
+    
+    res.json(dogs);
+  } catch (error) {
+    res.status(500).json({ error: error.message });
+  }
+});
+
+// GET single dog by ID
+router.get('/:id', (req, res) => {
+  try {
+    const db = getDatabase();
+    const dog = db.prepare('SELECT * FROM dogs WHERE id = ?').get(req.params.id);
+    
+    if (!dog) {
+      return res.status(404).json({ error: 'Dog not found' });
+    }
+    
+    dog.photo_urls = dog.photo_urls ? JSON.parse(dog.photo_urls) : [];
+    
+    // Get parents
+    const parents = db.prepare(`
+      SELECT p.parent_type, d.* 
+      FROM parents p 
+      JOIN dogs d ON p.parent_id = d.id 
+      WHERE p.dog_id = ?
+    `).all(req.params.id);
+    
+    dog.sire = parents.find(p => p.parent_type === 'sire') || null;
+    dog.dam = parents.find(p => p.parent_type === 'dam') || null;
+    
+    // Get offspring
+    dog.offspring = db.prepare(`
+      SELECT d.* FROM dogs d
+      JOIN parents p ON d.id = p.dog_id
+      WHERE p.parent_id = ? AND d.is_active = 1
+    `).all(req.params.id);
+    
+    res.json(dog);
+  } catch (error) {
+    res.status(500).json({ error: error.message });
+  }
+});
+
+// POST create new dog
+router.post('/', (req, res) => {
+  try {
+    const { name, registration_number, breed, sex, birth_date, color, microchip, notes, sire_id, dam_id } = req.body;
+    
+    if (!name || !breed || !sex) {
+      return res.status(400).json({ error: 'Name, breed, and sex are required' });
+    }
+    
+    const db = getDatabase();
+    
+    const result = db.prepare(`
+      INSERT INTO dogs (name, registration_number, breed, sex, birth_date, color, microchip, notes, photo_urls)
+      VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)
+    `).run(name, registration_number, breed, sex, birth_date, color, microchip, notes, '[]');
+    
+    const dogId = result.lastInsertRowid;
+    
+    // Add parent relationships
+    if (sire_id) {
+      db.prepare('INSERT INTO parents (dog_id, parent_id, parent_type) VALUES (?, ?, "sire")').run(dogId, sire_id);
+    }
+    if (dam_id) {
+      db.prepare('INSERT INTO parents (dog_id, parent_id, parent_type) VALUES (?, ?, "dam")').run(dogId, dam_id);
+    }
+    
+    const dog = db.prepare('SELECT * FROM dogs WHERE id = ?').get(dogId);
+    dog.photo_urls = [];
+    
+    res.status(201).json(dog);
+  } catch (error) {
+    res.status(500).json({ error: error.message });
+  }
+});
+
+// PUT update dog
+router.put('/:id', (req, res) => {
+  try {
+    const { name, registration_number, breed, sex, birth_date, color, microchip, notes, sire_id, dam_id } = req.body;
+    
+    const db = getDatabase();
+    
+    db.prepare(`
+      UPDATE dogs 
+      SET name = ?, registration_number = ?, breed = ?, sex = ?, 
+          birth_date = ?, color = ?, microchip = ?, notes = ?
+      WHERE id = ?
+    `).run(name, registration_number, breed, sex, birth_date, color, microchip, notes, req.params.id);
+    
+    // Update parent relationships
+    db.prepare('DELETE FROM parents WHERE dog_id = ?').run(req.params.id);
+    
+    if (sire_id) {
+      db.prepare('INSERT INTO parents (dog_id, parent_id, parent_type) VALUES (?, ?, "sire")').run(req.params.id, sire_id);
+    }
+    if (dam_id) {
+      db.prepare('INSERT INTO parents (dog_id, parent_id, parent_type) VALUES (?, ?, "dam")').run(req.params.id, dam_id);
+    }
+    
+    const dog = db.prepare('SELECT * FROM dogs WHERE id = ?').get(req.params.id);
+    dog.photo_urls = dog.photo_urls ? JSON.parse(dog.photo_urls) : [];
+    
+    res.json(dog);
+  } catch (error) {
+    res.status(500).json({ error: error.message });
+  }
+});
+
+// DELETE dog (soft delete)
+router.delete('/:id', (req, res) => {
+  try {
+    const db = getDatabase();
+    db.prepare('UPDATE dogs SET is_active = 0 WHERE id = ?').run(req.params.id);
+    res.json({ message: 'Dog deleted successfully' });
+  } catch (error) {
+    res.status(500).json({ error: error.message });
+  }
+});
+
+// POST upload photo for dog
+router.post('/:id/photos', upload.single('photo'), (req, res) => {
+  try {
+    if (!req.file) {
+      return res.status(400).json({ error: 'No file uploaded' });
+    }
+    
+    const db = getDatabase();
+    const dog = db.prepare('SELECT photo_urls FROM dogs WHERE id = ?').get(req.params.id);
+    
+    if (!dog) {
+      return res.status(404).json({ error: 'Dog not found' });
+    }
+    
+    const photoUrls = dog.photo_urls ? JSON.parse(dog.photo_urls) : [];
+    photoUrls.push(`/uploads/${req.file.filename}`);
+    
+    db.prepare('UPDATE dogs SET photo_urls = ? WHERE id = ?').run(JSON.stringify(photoUrls), req.params.id);
+    
+    res.json({ url: `/uploads/${req.file.filename}`, photos: photoUrls });
+  } catch (error) {
+    res.status(500).json({ error: error.message });
+  }
+});
+
+// DELETE photo from dog
+router.delete('/:id/photos/:photoIndex', (req, res) => {
+  try {
+    const db = getDatabase();
+    const dog = db.prepare('SELECT photo_urls FROM dogs WHERE id = ?').get(req.params.id);
+    
+    if (!dog) {
+      return res.status(404).json({ error: 'Dog not found' });
+    }
+    
+    const photoUrls = dog.photo_urls ? JSON.parse(dog.photo_urls) : [];
+    const photoIndex = parseInt(req.params.photoIndex);
+    
+    if (photoIndex >= 0 && photoIndex < photoUrls.length) {
+      const photoPath = path.join(process.env.UPLOAD_PATH || path.join(__dirname, '../../uploads'), path.basename(photoUrls[photoIndex]));
+      
+      // Delete file from disk
+      if (fs.existsSync(photoPath)) {
+        fs.unlinkSync(photoPath);
+      }
+      
+      photoUrls.splice(photoIndex, 1);
+      db.prepare('UPDATE dogs SET photo_urls = ? WHERE id = ?').run(JSON.stringify(photoUrls), req.params.id);
+    }
+    
+    res.json({ photos: photoUrls });
+  } catch (error) {
+    res.status(500).json({ error: error.message });
+  }
+});
+
+module.exports = router;
\ No newline at end of file